1. It’s for Trigonometric Functions and Right Triangles. 4.3 Right Triangle Trigonometry adjacent side opposite side hypotenuse

2. Ex. Find the six trig. functions of theta. 3 4 h= 5 Quotient IdentitiesPythagorean Identities

3. Ex. Use a calculator to evaluate First, change the deg, min, sec, to a decimal. 1.00492 Note: Make sure your calculator is in degree mode.

4. Find the height of the tree if a surveyor is 50 ft. from the base of the tree and measures the angle of elevation to the top of the tree as 71.5 o. 50’ h

5. A 40 ft. flag pole casts a 30 ft. shadow. Find the angle of elevation. 40’ 30’ To find, take the INV tan.