Right Triangle Trig Sides and Angles

A 10-foot ladder is leaning against the wall.  The bottom of the ladder is 4 feet from the base of the wall.  Which of the following is closest to the distance from the top of the ladder to the base of the wall?

• 9ft

• 11ft

• 6ft

• 14ft

_{^{Find the missing side}}

• 37

• 17.66

• 6

• 312

_{^{Find the missing side}}

• 48

• 108

• 83.6

• 72

A 13 ft ladder touches a wall 12 feet above the ground. What is the distance from the wall to the base of the ladder?

• 5

• √169

• √12

• 6

What is the distance between the sailboat and the top of the lighthouse? (Round to the nearest tenth).

• 205m

• 181.7

• 33025m

• 5m

What is the distance between the person and the top of the tree?

• 1000ft

• 100ft

• 42.7ft

• 31.6ft

We can use SOH-CAH-TOA for...

• Any triangle ever

• Non-right triangles only

• Right Triangles only

• Never

What is cos(B)?

• a/c

• b/c

• a/b

• b/a

From ∠C, what side is AB?

• Adjacent

• Hypotenuse

• Opposite

• A
• B
• C
• D