Question 892257
 triangle has two of its angles the same size. The other angle is 63° larger.
What is the size of the largest angle?
:
let a = the two equal angles
then
2a + (a+63) = 180
3a = 180 - 63
3a = 117
a = 117/3
a = 39 degree the equal angles
then
39 + 63 = 102 degrees is the larger angle