Sagot :
ANSWER:
1. A = pi × r^2
A = 3.14 × 26^2
A = 3.14 × 13^2
A = 530.66 cm^2
2. A = pi × r^2
A = 3.14 × 65^2
A = 3.14 × 4,225
A = 13,266.5 cm^2
#CarryonLearning
Answer:
Step-by-step explanation:
A = πr²
π=3.14
Number 1
r = d/2 = 13cm
A= 3.14 x 13²
A = 530.66 cm²
Number 2
A= 3.14 x 65²
A = 13266.5 cm²