Finding Missing Lengths of Right Triangles

Triangle ABC with side lengths 5, 12, and 13 will be dilated with a scale factor of 3. What will be the side lengths of the dilated triangle?

• 8, 15, 16

• 15, 36, 39

• 15, 24, 39

• 8, 36, 45

Tags

CCSS.8.G.A.3

Find the missing side. Triangle JKL is similar to triangle PQR.

• 6.5

• 26

• 8.7

• 19.5

Tags

CCSS.HSG.SRT.A.2

What is the length of x?

• 5

• 7

• 8

• 25

Tags

CCSS.8.G.B.7

Find the length of the missing side. 

• 25 cm

• 42 cm

• 52 cm

• 48 cm

Tags

CCSS.8.G.B.7

A 27 foot piece of wire is connected from the top of a 24 foot telephone pole to a stake in the ground. How far is the stake from the base of the telephone pole? Round to the nearest tenth.

Mathematical Equivalence

ON

Tags

CCSS.8.G.B.8

What is the correct set-up?

• a² - 4² = 4.1²

• a² + 4² = 4.1²

• 4.1² + 4² = c²

• 4.1² - 4² = c²

Tags

CCSS.8.G.B.8

Find the value of y.

• 8

• 4

• 2√3

• 8√3

Tags

CCSS.HSG.SRT.C.8

Find the value of y to the nearest tenth.

• 4.5

• 3.2

• 2.3

• 5

Tags

CCSS.HSG.SRT.C.8

Find the value of x.

• 3 sqrt(2)

• 3

• 6 sqrt(2)

• 6

Tags

CCSS.8.G.B.8

Find the value of y.

• 8

• 4

• 2√3

• 8√3

Tags

CCSS.HSG.SRT.C.8