Use trig ratios to find the measure of the angle in this triangle. A .cos^-1(4/5) B. tan(4/5) tan^-1(4/5) C. sin(4/5) D. cos(4/5) E. sin^-1(4/5)

The answer is A

Step-by-step explanation:

Step 1: Use Cosine to find ∅

Cos∅=

∅=Cos()

Therefore the answer is A

answer:   y=2x-3

step-by-step explanation:

ca = ec

cpctc makes it so that corresponding parts of the triangle you proved to be equal are equal, the other options aren't part of the part of the triangles you proved to be equal.