Geometry Sin Cos Tan Find Angle

Find the measure of the indicated angle.

• 9.39

• 55.2

• 20.2

• 19.4

• 27/36
• 27/45
• 45/36
• 45/27

Which Law would you use to solve for Angle B?

• Law of the Jungle

• Law of Cosines

• Law of the Gravity

• Law of Sines

If you are given the opposite side and hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

Solve for x. Round to the nearest tenth.

• 9.8

• 0.1

• 0.038

• 9.9

Which trigonometric ratio is correct?

• sinA= opp/adj

• cosA= adj/hyp

• tanA= hyp/adj

• sinA= adj/opp

Use the Law of Cosines to find the value of x.  (Level 1)

• 41.7

• 51.7

• 61.7

• 71.7

• 45⁰

• 60⁰

• 90⁰

• 180⁰

What equation can be used to solve for x?

• Sin(40°)= x/40 

• Sin(40º)=x/19

• Cos(40º)=x/19

• Tan(40°)=19/x

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