Pre-Test Grade 8

Calculate the missing angle

• 318

• 42

• 360

• 52

Find the missing angle (y) in this triangle

• 68

• 38

• 20

• 74

Find the missing angle (z) in triangle

• 90

• 61

• 30

• 29

Classify the angle on the dancer's leg

• Acute angle

• Obtuse angle

• Straight angle

• Reflex angle

What is the measure of the angle

• 180

• 140

• 40

• 20

Identify the realtionship

• Supplementary

• Complementary

• Angle around a point

• Reflex

Tell whether the angles are complementary or supplementary. Then find the value of x!

• Complementary, x = 25

• Complementary, x = 5

• Supplementary, x = 25

• Supplementary, x = 5

Find the value of x

• 74

• 37

• 106

• 16

 $\frac{2}{5}=\frac{8}{a}=\frac{b}{60}$  
what is the value of a and b?

• 20, 16

• 20, 24

• 15, 24

• 15, 16

Arumi has some cats.

She needs 3 liters of water for every 12 cats.

If there are 48 cats, how many liters of water will she need?

• 144 litres

• 72 litres

• 36 litres

• 12 litres