Circumference and Area of Circles and Composite Figures

Look at the figure below.  What method could be used to find the area of the two-dimensional figure?

• Find the area of the trapezoid, find the area of the rectangle, and then subtract the areas.
• Find the area of the trapezoid, find the area of the rectangle, and then multiply the areas.
• Find the area of the trapezoid, find the area of the rectangle, and then divide the areas.
• Find the area of the trapezoid, find the area of the rectangle, and then add the areas.

Tags

CCSS.3.MD.C.7D

What do you do if they ask you to find the area of ONLY the SHADED part? 

• Find the area of the shaded, find the area of the not shaded, and then ADD the shaded with the not shaded
• Find the area of the shaded polygon, find the area of the not shaded polygon and then SUBTRACT the shaded from the not shaded
• Find the area of the larger shape

Tags

CCSS.3.MD.C.7D

What is the area of the shaded region?

• 14 m²
• 120 m²
• 106 m²
• 134 m²

Find the area of the figure shown.

• 34 units²
• 960 units²
• 220 units²
• 480 units²

Tags

CCSS.6.G.A.1

What does area mean?

• the distance around a shape
• half the distance around a shape
• the amount of space outside a shape
• the amount of space inside a shape

What is the formula for finding area of a rectangle?

• A = l•w
• A = s•df
• A = b•c
• A and C

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Find the area of the composite figure

• 40
• 9
• 49
• 61

The perimeter of a circle is usually called the...

• radius
• diameter
• circumference
• area

Tags

CCSS.7.G.B.4

If my radius is 10ft, what is my diameter?

• 20ft
• 5ft
• 31.4ft
• 62.8ft

Tags

CCSS.7.G.B.4

Find the perimeter

• 14 m

• 43.96m

• 176 m

• 191.96 m

Tags

CCSS.3.MD.D.8