Sagot :
Answer:
1. D. 25
2. A.80
Step-by-step explanation:
1. Circumference=2πr
2(3.14)(4)
C=25.12 (round off) => 25
2. 501.40÷2(3.14)
501.40÷6.28
79.84=> round off 80
Answer:
1. D. 25
2. A.80
Step-by-step explanation:
1. Circumference=2πr
2(3.14)(4)
C=25.12 (round off) => 25
2. 501.40÷2(3.14)
501.40÷6.28
79.84=> round off 80