Circumference of Circles

Area of Circles

Composite Area

Area of Composite Figures

Mystery

100

Find the circumference of the circle below. Answer in terms of pi.

6π cm

100

What is the formula to find the area of a circle?

A = π r^{2}

100

Find the area of a rectangle.

Area = 60 in^{2}

100

A pentagon is made up of a triangle and a square. The side length of the square is 6m, the height of the triangle is 3m, and the base of the triangle is 6m. What is the area of the pentagon?

A=45 sq. m

100

What do the interior angles of a triangle add up to? A quadrilateral?

Triangle: 180 degree

Quadrilateral: 360 degrees

200

Find the circumference of a circle with a diameter of 7 miles.

Use 3.14 as pi.

21.98 miles

200

Find the area of a circle with a radius of 12cm.

Solve in terms of pi.

144π cm^{2}

144 pi cm^{2}

200

Find the area of a shape

A = 26 m^{2}

200

DOUBLE JEOPARDY: WORTH 400 POINTS

A semicircle and a square make up a composite shape. The side length of the square is 5cm, and the diameter of the semicircle is the same measurement as the side length of the square. What is the area of the composite shape?

Use 3.14 for pi

A=64.25 sq. cm

200

What is the formula for the circumference of a circle?

C=πd or C=2πr

300

Find the circumference of the circle below. Answer in terms of pi.

26π in

300

DOUBLE JEOPARDY: WORTH 600 POINTS!!

Find the area of a circle with a radius of 5 inches.

Use 3.14 as pi.

A = 78.5 inches^{2}

300

What is the area of a triangle? The units are in meters

A = 60m^{2}

300

DOUBLE JEOPARDY- WORTH 600 POINTS!!

A semicircle and a square make up a composite shape. The side length of the square is 8cm, and the diameter of the semicircle is the same measurement as the side length of the square. What is the area of the composite shape?

A =114.24 sq. cm

^{Square: 64 sq. cm}

^{Semicircle: 50.24 sq. cm}

300

What is the formula for the area of a circle?

A=π(r)^2

400

Find the circumference of a circle with a radius 2.5 yards.

Use 3.14 as pi.

15.7 yards

400

DOUBLE JEOPARDY: WORTH 800 POINTS

Find the area of a circle with a radius of 16 mm.

Use 3.14 as pi.

Also solve in terms of pi.

803.84 mm^{2}

256 pi mm^{2}

400

What is the area of a triangle with a height of 7 inches and a base of 14 inches?

A = 49 in^{2}

400

Find the area of the composite figure.

A = 42 cm^{2}

400

If a triangle has one angle that measures 37 degrees and one angle that measures 89 degrees, what is the measure of the third angle?

54 degrees

500

Find the circumference of a circle with a diameter of 1.5 mm.

Use 3.14 as pi.

4.71 mm

500

Find the area of the semi-circle below with a radius of 3 cm.

Use 3.14 for pi.

A = 14.13 cm^{2}

500

What is the area of a *semicircle *with the diameter of 15 meters? Round your answer to the nearest 100ths place (two decimal points)

Use 3.14 for pi

A = 176.63 m^{2}

500

Find the area of the figure below.

Area = 521 mm^{2}

Trapezoid: 364 mm

Semi-circle: 314/2 = 157 mm

500

If a quadrilateral has one angle that measures 67 degrees, one angle that measures 118 degrees, and one angle that measures 19 degrees, what is the measure of the fourth angle?

156 degrees