Chapter 7 Review

Area of Composite Figures

100

#6 on Area of Composite Figures page

69 ft²

200

SURPRISE!  Double points!

What is the area formula for a trapezoid (this answer must be written, not spoken).

h(b₁+b₂) divided by 2

300

#3 on Area of Composite Figures page

96 ft²

400

#4 on Area of Composite Figures page

54 yd²

500

#5 on Area of Composite Figures page

85 in²

Volume of Triangular Prisms

100

#1 on Volume page

210 in³

200

#2 on Volume page

195 ft³

300

#3 on Volume page

132 yd³

400

#4 on Volume page

680 yd³

500

#5 on Volume page

1539 in³

Volume of Prisms

100

#1 on Volume page (rectangular prism)

432 ft³

200

#2 on Volume page (rectangular prism)

3060 in³

300

#3 on Volume page (rectangular prism)

420 yd³

400

SURPRISE!  Double points!

What is the volume formula for any prism? (This answer must be written, not spoken).

V=Bh

Volume equals area of the base times height

500

#6 on Volume page (triangular prism)

840 ft³

Surface Area of Square Pyramids

100

#1 on Surface Area page

320 ft²

200

#2 on Surface Area page

96 yd²

300

#3 on Surface Area page

473 in²

400

#4 on Surface Area page

75 in²

500

#5 on Surface Area page

180 ft²

Surface Area

100

SURPRISE!  Double points!

How are surface area and volume different?  (You may choose a representative to answer this question verbally).

Surface area represents the area of the outside faces.  Volume represents the space inside the shape.

200

#6 on Surface Area page

333 yd²

300

#7 on Surface Area page

592 yd²

400

#8 on Surface Area page

100 ft²

500

#9 on Surface Area page

710 in²