DSQ: Calculating the length of the diameter

Practice Questions

GMAT Quantitative Reasoning › DSQ: Calculating the length of the diameter

Questions

5

1

What is the circumference of a circle?

(1)The diameter of this circle is 10

(2)The area of this circle is $25\pi$

2

Find the diameter of circle B.

I) Circle B has a circumference of $\small 8\pi m$ .

II) Circle B has an area of $\small 16\pi m^2$ .

3

Find the diameter of circle $\small \lambda$

I) The area of $\frac{1}{6}$ of $\small \lambda$ is $54\pi$ .

II) An arc making up $\frac{1}{6}^{th}$ of $\small \lambda$ is $6\pi$ .

4

If and are points on a plane and lies inside the circle with center and radius 5, does lie inside circle ?

(1) The length of line segment is 7.

(2) The length of line segment is 7.

5

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The circle of center is inscribed in square . What is the diameter of the circle?

(1) The ratio of the diameter to the circumference of the circle is $\frac{1}{\pi}$ .

(2) The area of square is .

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