9 Weeks Review

Parallelogram ABCD has angle measures $A\left(5x-6\right)\degree$ and  $D\left(14x-4\right)\degree.$ Determine the measure of angle B.

•  $m\angle B=44\degree$  

•  $m\angle B=118\degree$  

•  $m\angle B=136\degree$  

•  $m\angle B=72\degree$  

Tags

CCSS.HSG.CO.C.11

Find the measure of $\angle B.$ 

•  $m\angle B=83\degree$  

•  $m\angle B=119\degree$  

•  $m\angle B=137\degree$  

•  $m\angle B=61\degree$  

State if the triangle is right, obtuse, or acute.

• Right

• Obtuse

• Acute

• Not enough information

Tags

CCSS.8.G.B.8

In Springfield, the bowling alley is 4 miles due North of the high school, and the swimming pool is 7 miles due East of the bowling alley. How far is the swimming pool from the high school?

• 8.06 miles

• 33 miles

• 5.74 miles

• 65 miles

Tags

CCSS.8.G.B.8

Find the value of x. (This is a special right triangle.)

• $x=7$

• $x=14$

• $x=7\sqrt{3}$

• $x=14\sqrt{3}$

Tags

CCSS.HSG.SRT.C.8

A regular triangle has an apothem of 4.9 feet and side lengths of 17 feet. What is the area of the regular triangle?

• $124.95\ ft.^2$

• $41.65\ ft.^2$

• $249.9\ ft.^2$

• $51\ ft.^2$

Tags

CCSS.6.G.A.1

If the scale factor of two similar polygons is 5:8, then the ratio of their areas is . . .

• 5:8

• 8:5

• 10:16

• 25:64

If WX = 15, find cos(W).

• 12/8

• 9/15

• 12/15

• 9/12

Tags

CCSS.HSG.SRT.C.6

Use trigonometry to find the missing side.

• $x=27.82$

• $x=25.62$

• $x=32.66$

• $x=24.15$

Tags

CCSS.HSG.SRT.C.8

Use trigonometry to find the value of the missing angle.

• $x=51.5\degree$

• $x=16.6\degree$

• $x=21.9\degree$

• $x=38.5\degree$

Tags

CCSS.HSG.SRT.C.8