Question

PLEASE HELP FAST
I WILL MEDAL(:
For what value of x is the figure a rectangle?

Answer 1

A.) x=5
B.) x=11
C.)x=15
D.)x=17

Answer 2

Ok what do you think we should do first?

Answer 3

Well I tried to make an equation but I'm not sure how to set this one up

Answer 4

every angle of a rectangle = 90 degrees
So
\[\huge~\rm~\bf~10x - 75 + 5x = 90 \]

Answer 5

oh yea duh. sorry I'm a little tired

Answer 6

that's all i need, thanks for the reminderxD

Answer 7

Yw ^_^