Reg Geometry Test

Front

Can the following 3 side lengths form a triangle? 20, 10, 9

Back

No, the sum of the lengths of any two sides must be greater than the length of the third side.

Tags

CCSS.7.G.A.2

Front

What is the area of a circle with a diameter of 10 mm?

Back

78.5 mm² (Area = πr², where r = 5 mm)

Tags

CCSS.7.G.B.4

Front

Find the area of the circle with a radius of 7 mm.

Back

153.86 mm² (Area = πr², where r = 7 mm)

Tags

CCSS.7.G.B.4

Front

Find the perimeter of a semicircle with a diameter of 10 m. Round your answer to the nearest hundredth.

Back

23.13 m (Perimeter = πr + d, where r = 5 m and d = 10 m)

Tags

CCSS.3.MD.D.8

Front

What is the circumference of a circle with a diameter of 20 yd?

Back

62.8 yd (Circumference = πd, where d = 20 yd)

Tags

CCSS.7.G.B.4

Front

What is the formula for the area of a circle?

Back

Area = πr², where r is the radius.

Tags

CCSS.7.G.B.4

Front

What is the formula for the circumference of a circle?

Back

Circumference = πd, where d is the diameter.

Tags

CCSS.7.G.B.4

Front

What is the relationship between the radius and diameter of a circle?

Back

The diameter is twice the radius (d = 2r).

Front

If a triangle has sides of lengths 3, 4, and 5, can it form a triangle?

Back

Yes, it satisfies the triangle inequality theorem.

Tags

CCSS.7.G.A.2

Front

What is the area of a circle with a radius of 3 cm?

Back

28.27 cm² (Area = πr², where r = 3 cm)

Tags

CCSS.7.G.B.4