Answer:
80cause there are 80 sides
Answer:
<h2>39.27 cm²</h2><h2 />
Step-by-step explanation:
area of semi circle = π r² / 2
where r = 10/2 = 5 cm
area = π (5)² / 2
= 39.27 cm²
Answer:
60
Step-by-step explanation:
48 multiplied by 25% = 48 multiplied by 0.25 = 12
48 plus the increase = 60