Quiz Review

What is the total area of this figure?

parallelogram: A = bh

triangle: A = 1/2bh

• 48 inches squared

• 64 inches squared

• 16 inches squared

• 32 inches squared

What is the total area of this composite figure?

parallelograms: A = bh

triangle: A = 1/2bh

• 14.625 square feet

• 13.50 square feet

• 7.875 square feet

• 15.75 square feet

A triangle has angles that measure 50 degrees, 8-2x degrees, and 5x degrees. Which equation can be used to find the value of x?

• 58+3x=180

• 50-8+2x+5x=180

• 42+7x=180

• 55+10x=180

Ally has a table top in the shape of a trapezoid. The table top bases are 2 feet and 3 feet. The height of the table top is 4 feet. She is looking for a table cloth to cover the table. The cloth she has chosen cost $4 per square foot. How much will the cloth cost in total?

A = 1/2(b1+b2)h

• $10

• $80

• $40

• $20

Diana drew a triangle on her paper. The base of the triangle she drew was 2 inches and the height was 9 inches. How many square inches is the triangle that Dulce drew?

A=1/2bh

• 18 square inches

• 10 square inches

• 7 square inches

• 9 square inches

Solve for x.

140-4x=200

• x = - 15

• x = 15

What's the area of a rectangle with a base of 12ft and a height of 13 ft?

A=bh

• 144 sq ft

• 156 sq ft

• 78 sq ft

• 72 sq ft

What is the area of a trapezoid with a height of 7 cm, 1 base of 14 cm, and 1 base of 7 cm?

A = 1/2(b1+b2)h

• 24.5 cm squared

• 73.5 cm squared

• 49 cm squared

• 21 cm squared

Two angles make a right angle (90 degrees total). Angle L is x degrees, and Angle M is 2x-1 degrees.

Solve for x.

• x = 45.50

• x = 29.67

• x = 30.33

• x = 30.00

A supplementary angle (180 degrees total) is split to form 2 angles. Angle A is 4x degrees, and Angle B is 2x-6 degrees. Solve for x.

• x = 29.29

• x = 30

• x = 30.67

• x = 31