NC Math 4 Final Exam

Simplify 5y - 8z - (z + 3y) + 5(y - 2z).

• 7y - 19z

• 13y - 19z

• 7y - 11z

• 13y - 11z

Tags

CCSS.6.EE.A.3

 If f(x) = -1.5x - 1, give a coordinate point on the graph of f corresponding to f(-2)

• (2,-2)
• (-4, -2)
• (-2, 2)
• (-2, -4)

Tags

CCSS.HSF.IF.A.2

A circle has a radius of 1 inch. What is the measure in degrees of a central angle measuring 2π/3 radians?

• 90

• 120

• 150

• 45

Tags

CCSS.HSF.TF.A.1

• 9

• -50

• 150

• 80

Find the length of side AC.

• 12

• 10

• 23

• 14

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Which Law would you use to solve for Angle B?

• Law of the Jungle

• Law of Cosines

• Law of the Gravity

• Law of Sines

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Which Law would you use?

• Law of Sines
• Law of Cosines
• Law of the Jungle
• Law of Gravity

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Which of the following formulas shows the Law of Cosines?

• c² = a² + b² - 4ac + cosA
• c² = a² - b² - 2abcosC
• c² = a² + b² - 2abcosC
• (cos A)/a = (cos B)/b

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Identify the Law of Sines

• Sin²x + Cos²x =1
• Sin(A)/a = Sin(B)/b = Sin(C)/c
• Sin(A)Sin(B)Sin(C) = 1
• Soh-Cah-Toa

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Solve for the value of x.

• 5.0

• 6.1

• 7.7

• 6.4

Tags

CCSS.HSG.SRT.C.8