Compound Area of composite shapes

Do you have a full circle or a semi-circle?

• Full Circle

• Semi-circle

Do you have a radius or a diameter?

• Radius

• Diameter

What formula do you need for the area of a full circle

Tags

CCSS.7.G.B.4

Tags

CCSS.7.G.B.4

How do you find the area of a semi-circle?

• Multiply the diameter by pi

• Multiply the radius by 2

• Use the formula for a full circle and then divide by 2

• Use the formula for a square

Tags

CCSS.7.G.B.4

What is the other shape you need to find the area for?

• square

• Triangle

• rectangle

• trapezoid

Tags

CCSS.6.G.A.1

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

Tags

CCSS.6.G.A.1

What is the base of the triangle?

• 4

• 8

• 6

• 5

• 24

• 48

• 14

• 7

Tags

CCSS.6.G.A.1

What is the height of the triangle in the problem?

• 4

• 6

• 8

• 10