Area of Shapes

How do you find the area of a triangle?

• A = ½bh

• A = ½h(a + b)

• A = πr²

How do you find the area of a trapezoid?

• = ½bh

• = ½h(a + b)

• = πr²

How do you find the area of a circle?

• = ½bh

• = ½h(a + b)

• = πr²

find the area of the circle below.

• 100 cm²

• 225 cm²

• 9 cm²

• 28.26 cm²

What is the area of the shape below?

• 81 yd²

• 162 yd²

• 79.5 yd²

• 40.5 yd²

What is the area of the shape below?

• 36.8 mi²

• 13.2 mi²

• 18.4 mi²

• 10.6 mi²

What is the area of the shape below?

• 7.375 in²

• 33.15 in²

• 14.75 in²

• 16.575 in²

What is the area of the shape below?

• 123.94 cm²

• 115.54 cm²

• 57.8 cm²

• 231.08 cm²

What is the area of the trapezoid below?

• 73.2 ft²

• 36.6 ft²

• 18.3 ft²

• 45.9 ft²

What is the area of the trapezoid below?

• 12 cm²

• 48 cm²

• 26.6 cm²

• 24 cm²