Basic Trigonometry Ratios and Side Lengths

Choose the correct ratio.

• cos(33)=x/14

• sin(33)=x/14

• cos(33)=14/x

• sin(33)=14/x

Which would be the best classification for the triangle shown?

• acute isosceles

• right scalene

• acute scalene

• obtuse scalene

• obtuse scalene
• right isosceles
• scalene acute
• acute isosceles

From ∠C, what side is AB?

• Adjacent

• Hypotenuse

• Opposite

• Sine

What is the correct ratio?

• sin 40 = w/28

• cos 40 = w/28

• tan 40 = w/28

• sin 40 = 28/w

Solve for x.

• 50.7

• 50.1

• 60.7

• 61.0

 FInd tanX

• 32/40

• 40/24

• 32/24

• 24/32

Find x.

• 44.55

• 22.69

• 41.66

• 38.49

• 42.844

• 0.375

• 0.927

• 2.475

• 1.664

• 0.857

• 58.935

• 0.515