8th Unit 8 Topic 1 Quiz Review

To find the area of the tilted square, surround it with a square (that has an area of ​ (a)   ). Then find the area of one triangle (​ (b)   ) and since there are four triangles (total area = ​ (c)   ). Then do BIG SQUARE minus TOTAL TRIANGLES = ​ area of tilted square = (d)   .

• 36
• 4
• 16
• 20
• 25
• 6
• 8

If the area of a square is 81 square feet, what would the side length be?

• 9

• 20.25

• 14

• 11

If the area of a square is 54, what would the side length of the square be?

Match the area of a square to its side length:

• Area = 33

• Area = 36

• Side length = 0.4

• Side length = 6

• Area = 0.16

Organize these numbers as rational or irrational

Groups:

(a) Rational

,

(b) Irrational

• 0.628

• 14

• 105

• 52.5

• 14.5

• 10.5