Answer:
Step-by-step explanation:
45+8x+21+90=180 degree(sum of interior angles of a triangle)
156+8x=180
8x=180-156
8x=24
x=24/8
x=3
Answer:
35 - 45x
Step-by-step explanation:
-7(-5) + -7(8x) + 11x => 35 - 56x + 11x => 35 - 45x
4 is the answer because for every green balloon there are 4 red balloons
Answers:
(a) Area: 2108 in² Perimeter: 192 in
(b) Area
(c) perimeter
Step-by-step explanation:
To find the area, you do 34 × 62
To find the perimeter you do 34 + 34 + 62 + 62