The answer is 81/8
Alternative Forms:
10 1/8 or 10.125
Plugging 10 for k in the expression gives us

We simplify this expression to
251 is your answer
Angles 2, 6, and 7 because angle 1 = 115 so that makes angle 4 = 115 so angle 2 must also be 65 so angle 4 and 2 = 180 and the same goes for angles 5,6,7,8
Hi there,
2 (4x - 11) = 10
4x - 11 = 5
4x = 5 + 11
4x = 16 then divide both sides by 4
16 divided by 4 = 4
Hope this helps :)