Law of Cosines and Sines

Front

What is the ratio for SIN X?

Back

Opp/Hyp

Front

Solve for x: If a triangle has sides of lengths 10, 24, and x, what is x?

Back

29.75

Front

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

Back

sine

Front

Which Law would you use to find an unknown angle in a triangle when you know two sides and the angle opposite one of them?

Back

Law of Sines

Front

Which equation represents the Pythagorean Theorem?

Back

a^2 + b^2 = c^2

Front

What is the Law of Cosines?

Back

c^2 = a^2 + b^2 - 2ab * cos(C)

Front

What is the Law of Sines?

Back

(a/sin(A)) = (b/sin(B)) = (c/sin(C))

Front

What is the cosine of an angle in a right triangle?

Back

Adjacent/Hypotenuse

Front

What is the tangent of an angle in a right triangle?

Back

Opposite/Adjacent

Front

How do you find the area of a triangle using sine?

Back

Area = 1/2 * a * b * sin(C)