All Questions ⁺⁰237725 Questions

Feb 20, 2026

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+198

Geometry

In the diagram, a semicircle is centered at $O,$ and $\overline{AB}$ is tangent to the semicircle at $B.$ Find $\angle BCD,$ in degrees.

HumanBemg Feb 20, 2026

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1

+198

Geometry

Given regular heptagon ABCDEFG, a circle can be drawn that is tangent to DC at C and to EF at F. What is radius of the circle if the side length of the heptagon is 1?

HumanBemg Feb 20, 2026

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3

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+4

Triangle ratios

Hi friends,
it's been a couple of years since I've last been here, nice to see you guys are still around. Today please, I just need clarification on a solution. I hope supplying pictures will be okay.
This is the drawing: read more ..

Urimagic Feb 6, 2026

Jan 28, 2026

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+963

Math

Compute \angle AGD, in degrees.

booboo44 Jan 28, 2026

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+963

Math

Find the radius of the quarter-circle.

booboo44 Jan 28, 2026

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+123

Proof

Prove that for all numbers N;

nerdboy Jan 28, 2026

Jan 27, 2026

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+123

Easy Derivatives

Evaluate the derivative:
Using this derivative, find the slope of the graph at the x-values of 1, 2, and 3.

nerdboy Jan 27, 2026

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2

+123

Beginner limit

Evaluate the limit:

nerdboy Jan 27, 2026

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1

+123

Beginning Integral

nerdboy Jan 27, 2026

Jan 26, 2026

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4

+1569

Math

Two quarter-circles are drawn inside a unit square. A smaller square is inscribed in the two quarter-circles. Find the area of the smaller square.

kittykat Jan 26, 2026

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1

+1569

Math

The circle below centered at $O$ has a radius of $5.$ Find $CD.$

kittykat Jan 26, 2026

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2

1

+1569

Math

Semicircles are drawn on diameters \overline{AB} and \overline{CD}, as shown below. Find AB.

kittykat Jan 26, 2026

Jan 23, 2026

+1

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3

+963

Math

In equiangular octagaon EFGHIJKL, we know that EF = GH = IJ = KL = 1 and FG = HI = JK = LE = sqrt(2). Find the area of the octagon.

booboo44 Jan 23, 2026

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