Shapes Area Math

Which one of these shapes is NOT listed under the 'AREA' portion of the reference chart?

• Circle

• Octagon

• Triangle

• Parallelogram

Tags

CCSS.7.G.B.4

• red

• radius

• rainbow

• real

Tags

CCSS.7.G.B.4

What is the formula for finding the area of a triangle?

• bh

• 1/2bh

• lw

• 1/3Bh

Tags

CCSS.6.G.A.1

How do you find the area of a circle?

• multiply length times width

• multiply pi times radius squared

• add up all the sides

• multiply length times width then divide by two

Tags

CCSS.7.G.B.4

Mason needs to purchase new glass for the window pictured here.  About how many square feet of glass will he need to purchase? 

• 20 ft²

• 13 ft²

• 26 ft²

• 41 ft²

Which statement is true?

• The area of the square is half of the area of the triangle.

• The area of the triangle is half of the area of the rectangle.

• The square and the triangle both have the same area.

Tags

CCSS.2.G.A.1

Mason needs to purchase new glass for the window pictured here.  About how many square feet of glass will he need to purchase? 

• 20 ft²

• 13 ft²

• 26 ft²

• 41 ft²

Find the area of the circle

• 43.96

• 153.86

• 87.82

• 307.72

Tags

CCSS.7.G.B.4

Jeff drew a circle inside a square, as shown below.  Which method can Jeff use to find the area of the square not covered by the circle?

• Subtract the area of the circle from the area of the square.

• Subtract the area of the square from the area of the circle.

• Subtract 1/4 the area of the square from the area of the circle.

• Subtract 1/4 the area of the circle from the area of the square.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3