Composite Area, Angles, Triangles, Circles

What is the circumference of this circle?

• 3.14 cm 
• 37.7 cm
• 24 cm
• 68.4 cm

Find the area of the circle

• 56.52 in²

• 254.34 in²

• 1017.36 in²

• 113.04 in²

Find the area of the shaded region using the formulas.

• (4 x 8) + (3.14 x 1²)

• (3.14 x 1²) - (4 x 8)

• (4 x 8) - (3.14 x 2²)

• (4 x 8) - (3.14 x 1²)

You have two circles. Each circle has a diameter of 8. What is the total area of the two circles?

• 50.24

• 100.48

• 200.96

• 401.92

You buy a pizza. The diameter of the pizza is 16 Inches. You only eat half of the pizza. how many square inches of pizza did you eat?

• 200.96

• 100.48

• 48

• 24

Find the composite area.

• 6.28

• 24

• 40

• 38.28

Find the composite area.

• 72.12

• 146.24

• 96

• 121.12

Find the area of the shape

Area of Parallelogram = bh

Area of Triangle = ¹/₂bh

Area of Trapezoid = ¹/₂h(b1 +b2)

Area of Circle = πr²

• 44.13 sq cm

• 143.04 sq cm

• 88.26 sq cm

The Cruz family is buying a custom-made cover for their swimming pool, shown above. The cover costs $2.95 per square foot. How much will the cover cost? Round to the nearest cent.

• $422.10
• $551.63
• $1,627.29
• $1,106.25

6. The figure shows 2 circles inside a trapezoid.
Which procedure should be used to find the area of the shaded region?

• Subtract the perimeter of the trapezoid from the area of both circles.
• Subtract the circumference of both circles from the area of the trapezoid.
• Subtract the area of the trapezoid from the area of both circles.
• Subtract the area of both circles from the area of the trapezoid.