Section 7.1 Notes
Pythagorean Theorem:
Pythagorean Triple:
Ex. 1: Find the length of the hypotenuse of a right ∆ with legs 9
and 12.
Ex. 2: Find the length of a leg of a right ∆ with hypotenuse 20
and leg 8.
Section 7.2 Notes
Section 7.4 Notes
Find the area of the parallelogram below.
10
8
30
Find the area of the rhombus below.
14
60
14
45
Section 7.5 Notes
Trigonometric ratio:
Tangent:
Solve for x
Sine:
Cosine:
Angle of elevation:
Angle of depression:
Section 7.6 Notes
How to remember sine, cosine, and tanget?????
Section 7.7 Notes
To solve a right ∆ is:
Solve a right ∆ that has a 50° angle and a 15" hypotenuse.