Composites and Circles

The top surface of a desk is composed of two rectangles and a triangle. Some side lengths of the top surface are shown.

What is the area of the top surface of the desk in square feet?

A model of a rectangular stove top with 4 burners is shown. The side lengths of the stove top and the diameter of the burners is shown.

Which measurement is the best estimate of the area in square inches of the stove top that does not include the area of the burners?

Two congruent squares and a parallelogram are shown.

What is the area of the figure in square meters?

Tags

CCSS.6.G.A.1

A rectangle, a triangle, and two congruent semicircles were used to form the figure shown.

Which measurement is closest of the area of the figure in square centimeters?

This figure is composed of a parallelogram and a trapezoid.

What is the area of the figure in square centimeters?

A sidewalk in the shape of two triangles, a rectangle, and a square was built around the edge of a building as shown.

What is the area of the sidewalk in square feet?

An observatory is shaped like a cylinder standing on one of its bases with a dome on top. The diameter of the floor of the observatory is 64 feet, as shown in the diagram.

Which measurement is closest to the circumference of the base of the observatory in feet?

• 200.96 ft

• 3215.36 ft

• 100.48 ft

• 401.92 ft

Tags

CCSS.7.G.B.4

A circle has a diameter of 7.6 feet. Which measurement is closest of the circumference of the circle in feet?

• 23.9 ft

• 45.3 ft

• 47.7 ft

• 11.9 ft

Tags

CCSS.7.G.B.4

• The ratio of the circumference of a circle to its diameter

• The ratio of the circumference of a circle to its radius

• The radius of a circle times 2 times 3.14

• The diameter of a circle times 2 times 3.14

Tags

CCSS.7.G.B.4

Tags

CCSS.7.G.B.4