Unit 4 - Quick Review

Triangle ABC is similar to triangle XYZ. The sides of triangle ABC has sides 6, 8 and 10.​

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If the perimeter of triangle XYZ is 60, what is the measure of the longest side of triangle XYZ?

Hint: Set up a proportion with perimeters and longest side of triangle ABC

• 15

• 25

• 10

• not possible to determine

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

• 126

• 21

• 105

• 10

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

If ∆MNQ ~ ∆ROP, solve for y

• 7

• 10.5

• 10

• 5

Tags

CCSS.7.EE.B.4

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

• 3

• 4

• 15

• 21

Tags

CCSS.7.G.A.1

Given ΔABC ~ ΔDEF, if angle A is 30°, angle C is 85°, what can you conclude about

angle D?

Hint: Definition of Similarity, ORDER MATTERS!!!

Tags

CCSS.7.G.A.2

CCSS.7.G.B.5

Triangle GHI is similar to Triangle JKL. If GH = 3, HI = 6, JK = 6, find KL

Hint: Draw it out and set up a proportion

• 12

• 6

• 3

• 4

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3