Answer:
88 units
Step-by-step explanation:
The required perimeter is 88 units.
Answer: Would be 55% I hope this helps!
answer
x =21.24
Step-by-step explanation:
180 (n-2)
7 sides
180 * 5 = 900
add up all the sides and = them to 900
25x + 369 = 900
25x = 531
x = 21.24 = answer
Answer: 7.2
Step-by-step explanation:
Answer:
2162 cm²
Step-by-step explanation:
the area of shaded gray = the area of the big rectangle-the area of the small rectangle
= 42×63-22×22
=2646-484
=2162 cm²