83 + 96 + 88 = 267
267 / 3 = 89
(89 + x) / 2 = 90
Multiply both sides by 2.
89 + x = 180
Subtract 180 - 89.
x = 91
I'm pretty sure the answer would be D because one of the properties of a rectangle is that opposite sides are congruent, and statement D shows that.
Answer:
72
Step-by-step explanation:
cross out 4 from left to right, right to left, you get 71 and 73, the mean of those two numbers is 72
Answer:
0.5-1
Step-by-step explanation:
