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If a circle has a radius of 5 units, what is its circumference?

• 10π

• 15π

• 20π

• 25π

Solve the expression 2(x + 3) = 14.

• x = 4

• x = 5

• X=6

• x = 7

What is the sum of the angles in a triangle?

• 90°

• 180°

• 270°

• 360°

If a square has a side length of 8 units, what is its perimeter?

• 16 units

• 24 units

• 40 units

• 32 units

Simplify the expression 3(2x - 5).

• 6x - 15

• 6x - 5

• 9x - 15

• 9x - 5