Chapter 8 measure figures

find the area of the circle if the diameter is 18 in.

• 1,017.36 inches ²
• 254.34 inches ²
• 254.34 inches
• 28.26 inches ²

what is the equation for a triangle

• 1/2 x 3.14 x base
• 3.14 x diameter ²
• 1/2 x base x height
• base x height

What is the area of a circle with a diameter of 4 units?

• 12.56 units squared

• 50.24 units squared

• 6.28 units squared

what is the definition of circumference

• area of a circle
• the distance around a circle
• how wide the circle is
• pi (3.1415926535.......)

how many edges does a triangular pyramid have?

• 6
• 5
• 4
• 7

1/3 x B x h is the equation for a...

• rectangular prism
• triangular prism
• rectangular pyramid
• triangular pyramid

what is the volume

• 200
• 300
• 3000
• 2000

how do you find the lateral surface area of a rectangular pyramid

• L.A.=1/2 pl

• S.A.=1/3 pl

• you can't

• v=BH

find the volume

• 3.14159365358979
• 224
• 336
• 0

what is the circumference if the diameter is 28mm

• 87.92
• 1738
• 773202
• 90.34