Question

Find y

Answer 1

you have 2 isosceles triangles



find b using angle sum of a triangle

x is supplementary to b... so you can find it

then you have another isosceles triangle...

2 x angles so again angle sum of a triangle to find y

Answer 2

so b would be 130 and x would be 50

Answer 3

then y would equal 80

Answer 4

Thanks for the help :)

Answer 5

that's all correct...