Area of polygons

Which formula is used to find the area of this polygon?

• A = Πr²

• A = ½bh

• A = ½h(b_{1 +} b₂)

• A = bh

Tags

CCSS.6.G.A.1

Which formulas can be used to find the circumference of a circle?

• C = π r²

• C = π d

• C = 2 π r

• C = π r

Tags

CCSS.7.G.B.4

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

Which measurement is best for determining the distance walking around the edge of a park?

• area
• perimeter

What is the formula for the area of a triangle

• A=bh

• A=lw

• A=s²

• A=1/2(bh)

Tags

CCSS.6.G.A.1

What is the formula for the area of a parallelogram?

• A=bh

• A=lw

• A=s²

• A=1/2(bh)

Tags

CCSS.6.G.A.1

What is the formula for the area of a trapezoid?

• A=lw

• A=bh

• A= 1/2(h)(b1+b2)

• A=pi(r²)

Tags

CCSS.6.G.A.1

How do you find the diameter of a circle

• Multiply by Pi

• Multiply the Radius by 2

• Divide the radius by 2

• Sing a song and hope all goes well....

Tags

CCSS.7.G.B.4

How do you find the radius of a circle?

• Divide the diameter by 2

• Multiply the diameter by 2

• Divide by pi

• Cry.... Cry a lot...

Tags

CCSS.7.G.B.4

What is the value of pi

• π

• 3.14

• 22/7

• wavy table

Tags

CCSS.HSG.GMD.A.1