A rectangle has a side length of (8x+10) cm and a width of (5x-3)cm. The perimeter of the rectangle is 66cm .solve equation. wha
t is x ?
1 answer:
You might be interested in
Answer:
65°
Step-by-step explanation:
recall that for a triangle, the exterior angle (130 deg in this case) is equal to the sum of its remote interior angles (also see attached)
this means that
130° = y° + y°
or
2y° = 130°
y = 130/2 = 65°
