formulas
Surface Area
Area of polygons
Nets
mystery
100

what is the formula for area of a rectangle?

b x h

100

Find the surface area of the figure.

90 in2

100

What is the area of the garden below?

Credit:  baamboozle.com

30 m2

100

what figure is this the net of?

rectangular prism

100

How do you find volume of a rectangular prism?

V = l x w x h

200

What is the formula for area of a triangle?


(bh)/2 = A

200

Find the surface area

468 m2

200

Find the area of the triangle

54 in2

200

This is the net of what figure?

triangular prism

200

A fish tank has a height of 40 inches, a length of 50 inches, and a width of 20 inches.  How much water is in the tank (volume)?

40,000 in3

300

what is the formula for area of a square?

b x h   or   s2
300

Find the surface area

216 ft2

300

Find the area.

36 m2

300

what net is this?

triangular pyramid

300

Frank is drawing a design for a rectangular house on the coordinate plane below. The length of the house is 10 feet and the width is 2 feet. Line segment RT represents the length of the house. Where should he place point S so that RS represents the width of the house? Which ordered pair would be a possible locations for point S. 

(-6,0)

400

what is the formula for area of a parallelogram?

b x h

400

What is the surface area of the figure?

Credit:  https://www.slideshare.net/Kim199/surface-area-of-triangular-prism-1

Front Triangle (49.5) + Back Triangle (49.5) + Left Rectangle (192) + Right Rectangle (192) + Bottom Rectangle (144)

49.5 + 49.5 + 192 + 192 + 144 = 627 m2

400

What is the area of the shaded part of the figure?

106 m2

400

This is the net of what?

square pyramid

400

Jordan plans to carpet his living room. The dimensions of his living room are 11 feet by 12 feet. The carpet is sold for $12.50 per square foot. What is the cost of the carpet for the living room?

$1650

500

what is the formula for area of a trapezoid?

((b1 + b2)h)/2 = A

500

What is the surface area of the figure?



10 x 10 = 100

12 x 10 divided by 2 = 60


100 + 60 + 60 + 60 +60 = 340 cm2

500

Find the area of the figure

220 units2

500

How can you find surface area from a net?

find the area of each shape and add them up.

500

Find the area of the composite figure

62 units2