Chapter 7 Practice A

BD bisects ∠ABC. Find the value of x and measure of ∠ABD

• x=3/17 ∠ABD = 27°

• x=9 ∠ABD = 81°

• x=3 ∠ABD = 27°

• x= -3 ∠ABD = -27°

B is the midpoint of AC.  Find AB.

• 2
• 16
• 8
• 4

Tags

CCSS.HSG.CO.C.10

Draw segment EF.

D is the midpoint of EF.

ED = 4x + 6

DF = 7x -9

Find the length of EF.

• 5

• 26

• 52

• 22

RS bisects PQ. If OQ = 32 and PO = 4x, what does x equal?

• 8

• 28

• 128

• 36

The figure is a parallelogram.

Solve for x.

• 1

• 11

• 7

• 6

Solve for y.

• y = 20
• y = 120
• y = 60
• y = 10

Tags

CCSS.7.G.B.5

Are these triangles congruent?

• Yes, by AAS ≅

• Yes, by SAS ≅

• Yes, by SSS ≅

• No, can't prove congruent

• Yes, by ASA ≅

Are these triangles congruent?

• Yes, by SSS ≅

• Yes, by SAS ≅

• Yes, by AAS ≅

• Yes, by HL ≅

• No, Can't prove congruent

These triangles are...

• Yes, by SAS ≅

• Yes, by SSS ≅

• Yes, by HL ≅

• No, Can't prove congruent

• Yes, by AAS ≅

If you wanted to create a regular polygon with 15 sides, what would the central angle be?

• 12^o

• 15^o

• 24^o

• 36^o