Answer:
452.2 cm
Step-by-step explanation:
A = 4πr²
A = 4 (3.14) (6)²
A = 4 (3.14) (36)
A = 452.16
A = 452.2 cm (nearest tenth)
D will form a triangle
good luck
<span>9x^2 - 12x + 12
Hope it helps! (:</span>
Answer:

Step-by-step explanation:
Its given:
