Solve Trig Equations in Degrees

What is the correct ratio?

• sin 40 = w/28

• cos 40 = w/28

• tan 40 = w/28

• sin 40 = 28/w

Which trig function would help you solve for the missing angle?

• sine

• cosine

• tangent

• pythagorean theorem

Set up the problem so that you can solve for X.

• sin X = 41/28

• tan X = 41/28

• cos X = 28/41

• sin X = 28/41

A hawk sitting on a tree branch spots a mouse on the ground 15 feet from the base of the tree. The hawk swoops down toward the mouse at an angle of 30 degrees. What is the set up to solve for the distance from the tree branch to the mouse?

A yacht is anchored 90 feet offshore from the base of a lighthouse. The angle of elevation from the boat to the top of the lighthouse is 26 degrees. Which of these equations is how you solve for the height of the lighthouse?

A 16 foot ladder leans against a building. The angle the ladder makes with the ground is 68°. What equation will help you solve for the height of the building the ladder can reach?

Find the general solution of the equation.

• π/4+2πpn

• π/4+2πn; 7π/4+2πpn

• 7π/4+2πpn

• π/4, 7π/4

Find the general solution of the equation.

• 0

• 2π

• 2πn

• No Solution

Find the general solution of the equation.

• π/6+2πn; 11π/6+2πn

• π/6+2πn

• 11π/6+2πn

• π/6; 11π/6

Find the general solution of the equation.

• π/6+2πn

• 5π/6+2πn

• π/6; 5π/6

• π/6+2πn; 5π/6+2πn