question If a circle has a diameter of 10 units what is its radius

Math

If a circle has a diameter of 10 units, what is its radius?

A. 5 units
B. 7 units
C. 10 units
D. 20 units

The radius of a circle is half the length of its diameter.

If the diameter of a sphere is 12 units, what is its volume?

A. 36�36π cubic units
B. 72�72π cubic units
C. 108�108π cubic units
D. 216�216π cubic units

In a rhombus, what is the measure of each angle?

A. 60∘60∘
B. 90∘90∘
C. 120∘120∘
D. 180∘180∘

If a circle has an arc of 60∘60∘ and a radius of 8 units, what is the length of the arc?

A. 4�4π units
B. 8�8π units
C. 12�12π units
D. 16�16π units

What is the area of a rectangle with a length of 15 units and a width of 8 units?

A. 80 square units
B. 100 square units
C. 120 square units
D. 150 square units

What is the name of a polygon with six sides?

A. Hexagon
B. Heptagon
C. Octagon
D. Hexadecagon

If the base of a parallelogram is 7 units and its height is 4 units, what is its area?

A. 14 square units
B. 21 square units
C. 28 square units
D. 35 square units

In a trapezoid, what is the sum of one pair of opposite angles?

A. 90∘90∘
B. 180∘180∘
C. 360∘360∘
D. It varies

If a circle has an area of 25�25π square units, what is its radius?

A. 5 units
B. 7 units
C. 10 units
D. 25 units

What is the product of the first 6 prime numbers?

A. 840
B. 960
C. 1020
D. 1120

What is the sum of the angles in a rectangle?

A. 90∘90∘
B. 180∘180∘
C. 270∘270∘
D. 360∘360∘