Step-by-step explanation:
12cm
...............
Answer:
129.89 m²
Area of a circle of radius r is A = πr².
If r = 6.43 m, then A = π(6.43 m)² = 129.89 m²
x = 6
y = 2
Each pencil costs 20 cents
2.40 - 1 = 1.40
1.40/7 = 0.2