Question

for this triangle, determine tan A. then determine the measure of angle A.

h ttps://upload.wikimedia.org/wikipedia/commons/6/6f/Rtriangle.svg

side a is 1.3
side b is 2.5

Answer 1

If this is a rt. triangle:
Tan A = b/a.
A =

Answer 2

tan (A)=1.3/2.5
A=27.4744