7th Grade Math

Extra Practice EP27

Extra Practice

Multi-Part Lesson 9-4 (continued)

PART C PAGES 540–545

Select an appropriate display for each situation. Justify your reasoning.

1. the average daily high temperatures for Wichita, KS recorded for
   two weeks


2. the favorite new release movies recorded in a survey of seventh
   grade students


3. the birth years of a population arranged by intervals


4. SCHOOLS The table shows the results of a school Should the Name of Deer Valley
   Middle School be Changed?
   Vote Number of Votes
   Yes 15
   No 21
   Don’t Know 8

survey. Select an appropriate display for the data.

Then construct the display. What can you

conclude from your display?

Multi-Part Lesson 10-1: Volume

PARTS A B PAGES 557–563

Find the volume of each prism. Round to the nearest tenth if necessary.

1.

4 ft

1 ft

6 ft

2.

8.5 cm

2 cm2 cm

3.

3 mm

4 mm

12 mm^12

4. 2 yd

2 yd

(^12) yd
5.
8 in.
18 in.
6 in.
6.
35 m
11 m
5 m
7.
8 mm
12 mm 5 mm
8.
17 yd
11 yd
15 yd 8 yd 9.

10. Find the volume of a rectangular prism with a length of 9 feet,
    a width of 5 feet, and a height of 12 feet.


11. Find the volume of a triangular prism with a base area of
    416 square feet and height of 22 feet.

6.75 cm

2 cm

4.5 cm

EP2_EP36_ExtPract_M1_895130.indd EP27 1/6/10 11:46 AM