Kak pliss jawab plisss banget​

Jawaban:

1. L=3,14×20×20

1256

L juring=72/360×1256

=90432÷360

=251

2. L=314×36×36

=4069

L juring=150/360 ×4069

=610350÷360

=1695

3. L =22/7×28×28

=22×4×28

=2464

L juring

=45/360×2464

=308