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Recent questions tagged area


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Drag the words into the correct boxes - area of a circle
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Drag the words into the correct boxes - area of a circle Drag the words into the correct boxes - area of a circle     ...
by Pieter Gold Status
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asked in Mathematics 2 days ago
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Solve for \(x\) and \(y\): \(x^{2}+y^{2}=49 \quad ; \quad y^{2}-5 x=49\)
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What's the area of the shaded region?

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What's the area of the shaded region?
1 answer 36 views
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What's the area of the shaded region? What's the area of the shaded region?   ...
by MathsGee Platinum
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asked in Mathematics May 18
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If \(3 x+5 y+7 z=49\) and \(9 x+8 y+21 z=126\), the value of \(y\) is:
1 answer 32 views
If \(3 x+5 y+7 z=49\) and \(9 x+8 y+21 z=126\), the value of \(y\) is:If \(3 x+5 y+7 z=49\) and \(9 x+8 y+21 z=126\), the value of \(y\) is:   a. 3 b. 5 c. 2 d. 4 ...
by Pieter Gold Status
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asked in Mathematics May 17
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What's the area of square?

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What's the area of square?
1 answer 38 views
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What's the area of square? What's the area of square?   ...
by Pieter Gold Status
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asked in Mathematics May 17
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Calculate the value of \(x\)

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Calculate the value of \(x\)
1 answer 73 views
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Calculate the value of \(x\) Calculate the value of \(x\)   ...
by Pieter Gold Status
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asked in Mathematics May 6
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Calculate the area of the shaded part

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Calculate the area of the shaded part
1 answer 51 views
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Calculate the area of the shaded part Calculate the area of the shaded part ...
by Pieter Gold Status
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asked in Mathematics May 2
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What is the definition of area in calculus?
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What is the definition of area in calculus?What is the definition of area in calculus? ...
by Pieter Gold Status
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asked in Mathematics Mar 31
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Given force and area, what is the formula for pressure in physical sciences?
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Does MathsGee have an area and decimals simulator?
1 answer 63 views
Does MathsGee have an area and decimals simulator?Does MathsGee have an area and decimals simulator? ...
by Pieter Gold Status
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asked in MathsGee Meta Questions Mar 31
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Does MathsGee have an area and multiplication simulator?
1 answer 77 views
Does MathsGee have an area and multiplication simulator?Does MathsGee have an area and multiplication simulator? ...
by Pieter Gold Status
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asked in MathsGee Meta Questions Mar 31
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The value of a random variable, \(\tilde{x}\), is determined by rolling one fair, 6-sided dice. Draw the PDF and CDF of \(\tilde{x}\).

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Find the centroid of the area bounded by the parabola \(y=x^{2}\) and the line \(2 x+3\).
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Calculate the perimeter of the diagram.

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Calculate the perimeter of the diagram.
0 answers 84 views
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Calculate the perimeter of the diagram. Calculate the perimeter of the diagram. ...
by Pieter Gold Status
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asked in Mathematics Feb 5
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Calculate the value of \(x, y\) and \(z\) in the diagram below. Provide reasons for your answers.

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Calculate the value of \(x, y\) and \(z\) in the diagram below. Provide reasons for your answers.
1 answer 116 views
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What is the formula for area?
1 answer 59 views
What is the formula for area?What is the formula for area? ...
by Pieter Gold Status
(31,957 points)
asked in Mathematics Feb 5
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A rectangle's length is \((x+2) \mathrm{cm}\) and its width is \(4 \mathrm{~cm}\). Write the simplified equation of the area (A).
0 answers 184 views
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Using the Lower Riemann Sum, the approximate area under the hyperbola $x y=1$ between $x=1$ and $x=2$ divided into $n$ rectangles of equal width is
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Calculate the area of the triangle with the vertices $$ A(1,-1,2), B(3,1,-1), C(-1,2,5) $$
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Find the area of the largest rectangle that can be inscribed between the curve $y=12-x^{2}$ and the $x$-axis.
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An induction coil is generally used to
1 answer 73 views
An induction coil is generally used toAn induction coil is generally used to ...
by MathsGee Platinum
(119,140 points)
asked in Physics & Chemistry Nov 10, 2021
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The graph of the relation \(y=x^{2}+2 x+k\) passes through the point \((2,0)\). Find the values of \(\mathrm{k}\)
1 answer 153 views
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A map is drawn to a scale of 1:75000. This scale can be expressed as \(1cm\) respresents \(n \mathrm{~km}\). Find \(n\).
0 answers 135 views
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A circle with centre \((-3,1)\) passes through the point \((3,1)\). Find its equation.
1 answer 161 views
A circle with centre \((-3,1)\) passes through the point \((3,1)\). Find its equation.(a) If \(f(x)=\frac{2 x-3}{\left(x^{2}-1\right)(x+2)}\) (i) find the values of \(x\) for which \(f(x)\) is undefined. (ii) express \(\mathrm{f}(\mathr ...
by MathsGee Platinum
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asked in Mathematics Sep 12, 2021
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Find the equation of the line joining the stationary points of \(y=x^{2}(x-3)\) and the distance between them.
1 answer 172 views
Find the equation of the line joining the stationary points of \(y=x^{2}(x-3)\) and the distance between them.(a) Simplify : \(\frac{1}{1-\cos \theta}+\frac{1}{1+\cos \theta}\) and leave your answer in terms of \(\sin \theta\). (b) Find the equation of the li ...
by MathsGee Platinum
(119,140 points)
asked in Mathematics Sep 12, 2021
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A curve is given by \(y=5-x-2 x^{2}\). Find the equation of its line of symmetry.
1 answer 134 views
A curve is given by \(y=5-x-2 x^{2}\). Find the equation of its line of symmetry.A curve is given by \(y=5-x-2 x^{2}\). Find the equation of its line of symmetry. A. \(x=\frac{-41}{8}\) B. \(x=\frac{-1}{4}\) C. \(x=\frac{1}{4}\) D ...
by MathsGee Platinum
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asked in Mathematics Sep 12, 2021
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A circle with centre \((4,5)\) passes through the y-intercept of the line \(5 x-2 y+6=0\). Find its equation.
1 answer 136 views
A circle with centre \((4,5)\) passes through the y-intercept of the line \(5 x-2 y+6=0\). Find its equation.A circle with centre \((4,5)\) passes through the y-intercept of the line \(5 x-2 y+6=0\). Find its equation. A. \(x^{2}+y^{2}+8 x-10 y+21=0\) B. \(x ...
by Siyavula Bronze Status
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asked in Mathematics Sep 11, 2021
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A straight line \(2 x+3 y=6\), passes through the point \((-1,2)\). Find the equation of the line.
1 answer 146 views
A straight line \(2 x+3 y=6\), passes through the point \((-1,2)\). Find the equation of the line.A straight line \(2 x+3 y=6\), passes through the point \((-1,2)\). Find the equation of the line. A. \(2 x-3 y=2\) B. \(2 x-3 y=-2\) C. \(2 x+3 y=-4 ...
by Siyavula Bronze Status
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asked in Mathematics Sep 11, 2021
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Find the coordinates of the centre of the circle \(3 x^{2}+3 y^{2}-4 x+8 y-2=0\)
1 answer 93 views
Find the coordinates of the centre of the circle \(3 x^{2}+3 y^{2}-4 x+8 y-2=0\)Find the coordinates of the centre of the circle \(3 x^{2}+3 y^{2}-4 x+8 y-2=0\) A. \((-2,4)\) B. \(\left(\frac{-2}{3}, \frac{4}{3}\right)\) C. \(\le ...
by Siyavula Bronze Status
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asked in Mathematics Sep 11, 2021
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If \(\mathrm{M}\) and \(\mathrm{N}\) are the points \((-3,8)\) and \((5,-7)\) respectively, find \(|\mathrm{MN}| ?\)
1 answer 120 views
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A rectangle has a length that is 2 less than 3 times the width. If the area of this rectangle is 16 units, find the dimensions and the perimeter.
1 answer 705 views
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The area of a rectangle is \(64 \mathrm{~m}^{2}\). Calculate the length of the sides if the perimeter is at a minimum.
1 answer 173 views
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The dimensions of a prism is \(b \mathrm{~cm}, b \mathrm{~cm}\) and \((60-4 b) \mathrm{cm}\). Determine \(b\) if the Volume, \(\mathrm{V}\), is a maximum.

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The height of an isosceles triangle is \((18-x) \mathrm{mm}\) and the base is \((20+2 \mathrm{x}) \mathrm{mm}\). Determine \(\times\) for a maximum area.

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Calculate the dimensions of a rectangle with a perimeter of \(312 \mathrm{~m}\) for which the area, \(\mathrm{V}\), is at a maximum.
1 answer 177 views
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If \(y=a^{x}\) passes through \((2 ; 16)\), calculate the value of \(a\).
1 answer 105 views
If \(y=a^{x}\) passes through \((2 ; 16)\), calculate the value of \(a\).If \(y=a^{x}\) passes through \((2 ; 16)\), calculate the value of \(a\). ...
by MathsGee Platinum
(119,140 points)
asked in Mathematics Aug 31, 2021
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If \(y=a^{x}\) passes through \((2 ; 25)\), calculate the value of \(a\).
1 answer 89 views
If \(y=a^{x}\) passes through \((2 ; 25)\), calculate the value of \(a\).If \(y=a^{x}\) passes through \((2 ; 25)\), calculate the value of \(a\). ...
by MathsGee Platinum
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asked in Mathematics Aug 31, 2021
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If \(y=a^{x}\) passes through \((5 ; 32)\), calculate the value of \(a\).
1 answer 115 views
If \(y=a^{x}\) passes through \((5 ; 32)\), calculate the value of \(a\).If \(y=a^{x}\) passes through \((5 ; 32)\), calculate the value of \(a\). ...
by MathsGee Platinum
(119,140 points)
asked in Mathematics Aug 31, 2021
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Measurements are collected from 100 subjects from each of two sources. The data yield the following frequency histograms. The number above each rectangle is its height. Prove that if a middle lane of a quadrangle is equal to half the sum of its sides, then the quadrangle is a trapezoid, i.e. given a quadrangle $\mathrm{ABCD}$ and the middle of ... Suppose $\mathrm{ABCD}$ is a square with side length $(x-1) \mathrm{cm}$. If the area of rectangle $\mathrm{ABFE}$ is $\left(x^{2}+x-2\right) \mathrm{cm}^{2}$, then the length of $\mathrm{FC}$, in $\mathrm{cm}$, is

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A rectangle with length $L$ and width $W$ has a perimeter $P$ given by $P=L+W+L+W$. Simplify this expression.
1 answer 229 views
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A photograph with length $L$ and width $W$ is placed in a mat of width 8 centimeters $(\mathrm{cm})$. The area of the mat (in square centimeters, or $\mathrm{cm}^{2}$ ) is found to be $A=(L+16)(W+16)-L \cdot W .$ 

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The standard normal curve has a total area to be under one, and it is symmetric around zero. True or False?
1 answer 618 views
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The sides of a rectangle are positive whole numbers. If its area is $A$ and its perimeter is $P$, which of the following numbers cannot equal $A+P ?$

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Find the volume of the solid formed by revolving the region bounded by $y=(x-2)^{2}$ and $y=x$ about the $y$ -axis.
0 answers 227 views
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