Right Triangle Trig Ratios Missing Angles and Sides

In SOHCAHTOA what does O stand for?

• Outside

• Opposite

• Over

• Order

What can you find with trig ratios (sin, cos, tan)?

• Missing sides

• missing angles

• area of a triangle

• missing sides, angles and area of a triangle

From ∠C, what side is AB?

• Adjacent

• Hypotenuse

• Opposite

Which is the ratio of the opposite leg to the hypotenuse in a right triangle?

• sine

• cosine

• tangent

• secant

What is the side across from the right angle called?

• Leg

• Pythagoras

• Hypotenuse

• Altitude

What is the correct ratio?

• sin 40 = 28/w

• tan 40 = w/28

• cos 40 = w/28

• sin 40 = w/28

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

• sine

• cosine

• tangent

What trigonometric ratio would be used to find the distance from the ship to the plane?

• tangent

• sine

• cosine

What type of triangles do you use the trig ratios with?

• any type

• right triangle

• obtuse triangle

• acute triangle

• A
• B
• C
• D