There are 5 green 6 red 3 purple and 4 blue marbles in a bag. If a marble is chosen, then replaced, and a second marble us drawn
1 answer:
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Answer:
A = 76.8 yd²
Step-by-step explanation:
The area (A) of a regular polygon is calculated as
A = pa ( p is the perimeter and a the apothem )
Here p = 8 × 4 = 32 yd and a = 4.8 yd , then
A = × 32 × 4.8 = 16 × 4.8 = 76.8 yd²