7.3k views
4 votes
Write equation and solve for x and y look at picture and help me solve pls

Write equation and solve for x and y look at picture and help me solve pls-example-1

1 Answer

2 votes
Because the triangle is isosceles the 2 base angles are equal so adding up all the angles:-

2 (x - 2) + 4x + 10 = 180
2x - 4 + 4x + 10 = 180
6x = 180 + 4 - 10
6x = 174
x = 29

3y + (x - 2) = 180 Adjacent angles so
3y + 29 - 2 = 180
3y = 153

y = 51
User Angelie
by
4.6k points