Question

the measure of an angle is 2°less than thrice it's complementary angle What is the measure of that angle

Answer 1

Let x and y are complementary angles.

It means x+y=90.

And X=3y-2 given putting in above eq we get

3y-2+y=90

4y-2=90

4y=92

Y=23

X=90–23=67.