Question

Help with another math problem please?

Answer 1

L SRT is congruent to L STR => L SRT = L STR
given that L SRT = 20 => L STR = 20

Now L STU and L STR form a linear pair and hence their sum is 180 degree
i.e. L STU + L STR = 180 degree
or 4x + 20 = 180
4x = 180 - 20
x = 160/4
x = 40

Answer 2

Thank you! That was really helpful! c: