Geometry Spiral Review

If the leg of a 45-45-90 triangle is 7 cm long, then its hypotenuse is _____ cm.

• 7√2

• 49√2

• 7

• 7√7

Given a square with side length of 12√2 cm, what is the diagonal?

• 24 cm

• 20 cm

• 18 cm

• 22 cm

• c = 6√2 d = 12
• c = 2√6 d = 6√2
• c = 6 d = 12√2
• c = 6√2 d = 6√2

Solve for a and b in the special right triangle.

• a = 5, b = 5

• a = 10, b = 10√2

• a = 10√2, b = 10√2

• a = 5√2, b = 5√2

What is the area of the triangle?

• 35 sq. meters

• 140 sq. meters

• 70 sq. meters

• 72 sq. meters

Find the length of the bold arc.Leave pi in your answer.

• 5688π ft

• 15.8π ft

• 150.4π ft

• 54,150 ft

Find the circumference (to the nearest whole number)

• 88 in

• 44 in

• 116 in

• None of the above

Find the area of the shaded sector of the circle. Leave your answer in terms of π. Pro Tip: Find the angle for the yellow section FIRST.

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• 
• 
• 

What is the area of the shaded region? Round to the nearest hundredth.

• 26 units²

• 452.39 units²

• 113.10 units²

• 40,715.04 units²

What is the measure of the internal angle?