Area Formulas and Perimeter

Which formula is used to find the area of a square or rectangle?

• A=1/2bh

• A=bh

• A=1/2(b1+b2)h

• A=πr^2

Which formula is used to find the area of a triangle?

• A=1/2bh

• A=bh

• A=1/2(b1+b2)h

• A=πr^2

Which formula is used to find the area of a trapezoid?

• A=1/2bh

• A=bh

• A=1/2(b1+b2)h

• A=πr^2

Which formula is used to find the area of a circle?

• A=1/2bh

• A=bh

• A=1/2(b1+b2)h

• A=πr^2

Which formula is used to find the circumference (outside) of a circle?

• C=1/2bh

• C=πd

• C=2πr

• C=πr^2

What is the following formula used for: A=1/2bh

• Triangle

• Square

• Rhombus

• Trapezoid

What is the following formula used for: A=bh

• Triangle

• Square

• Trapezoid

• Circle

What is the following formula used for: A=πr^2

• Triangle

• Square

• Trapezoid

• Circle

What is the following formula used for: A=1/2(b1+b2)h

• Triangle

• Square

• Trapezoid

• Circle

Area calculates the ____ of a shape.

• Inside

• Outside