Topic Test 5 & 6 part 3

Solve for X (to the nearest tenth)

• 11.5
• 16.4
• 14
• 34.9

Tags

CCSS.8.G.B.7

Solve for x. (to the nearest tenth)

• 6.3

• 3.1

• 14.4

• 3.4

Solve for x. (to the nearest tenth)

• 7.2

• 9.6

• 14.6

• 8.3

Answer explanation

If sinx=cos(x+30), what is the value of x?

WRITE DOWN HOW TO SOLVE PROBLEM IN NOTEBOOK.

• 30 degrees

• 60 degrees

• 75 degrees

• 105 degrees

Choose the correct scale factor:
HINT!!!  $SCALE\ FACTOR\ =\frac{IMAGE}{PRE-IMAGE}$  

• 2

• 3

• 1/3

• 1/2

Solve for X (to the nearest tenth)

• 20.9
• 69.1
• 19.7
• 70.3

Tags

CCSS.8.G.B.7

Find the angle measure.

• A
• B
• C
• D

Tags

CCSS.HSG.SRT.C.8

If sin(4𝑥) = cos (𝑥 + 40°), what is the value of 𝑥?

Remember  $x^{\degree}+y^{\degree}=90^{\degree}$  

• 28

• 10

• 26

• 44

5. Describe if the two figures are similar. If they are similar, what is the center and scale factor for the dilation that occured?

• Not similar

• similar. center (0,0) scale factor 2

• similar. center ( 0,0 ) scale factor 3

• similar. center ( 0,0 ) scale factor 1/2

****In the diagram below, ABC ∼ EFG, m∠C = 4x + 30, and m∠G = 5x + 10. Determine the value of x.****

• 20

• 40

• 2

• 4