Math 8 Cycle 5 Review

Excellent Estimation

100

what two whole numbers is the square root of 39 between?

6 and 7

200

What two whole numbers is the square root of 117 between?

10 and 11

300

√56

7.5

400

√85

9.2 or 9.3

500

A square garden has an area of 187m². What is the side length of the garden? How much fence would be needed to surround the garden completely?

side length = 13.7m

fence total (perimeter) = 54.8m

Dazzling Division

100

30 ÷ 6

5

200

(-42) ÷ (+7)

-6

300

(-96) ÷ (-12)

+8

400

(-351) ÷ (+9)

-39

500

(-4758) ÷ (-6)

 

793

Fabulous Fractions

100

3 ÷ 1/4 with a number line

12

200

4 ÷ 4/5 with fraction circles

5

300

1/5 ÷ 4 with a number line

1/20

400

4 ÷ 3/5 with a number line

6 2/3

500

6 ÷ 5/8 with fraction circles

9 3/5

Superb Surface Area

100

Find the SA of the TP drawn

84cm²

200

Find the SA of the TP drawn

220cm²

300

What is the SA of this TP?

1008cm²

400

What is the SA of the TP?

723.8cm²

500

Which has a larger surface area? And by how much?

A cube with side length of 9cm

The triangular prism drawn.

cube = 486cm²

TP = 411cm²

difference = 75cm²

Christmas Trivia

100

What plant is often hung with white berries around Christmas time?

Mistletoe

200

Name all of Santa's Reindeer?

Dasher, Dancer, Prancer, Vixen, Comet, Cupid, Donner, Blitzen, Rudolph

300

What gifts did the wise men bring to baby Jesus?

Gold, Frankincense, Myrrh

400

What is the name of the famous Christmas Ballet?

The Nutcracker

500

In the song, "the 12 days of Christmas", how many presents are given in total?

364