Question

Tolong kerjain no 2 ya !
kalo baik kerjain semua

Answer 1

2)a.132=2×22/7×r
132=44/7×r
132×7/44=r
21=r

Answer 2

2. a. r = 132 : 22/7 : 2 = 21
b. r = 154 : 22/7 : 2 = 24,5

3. a. L = 3,14 x 30 x 30 = = 2826
b. L = 22/7 x 1,4 x 1,4 = 6,16
c. L = 3,14 x 20 x 20 = 1256
d. L = 22/7 x 28 x 28 = 2464

4. a.sorry gak nemu jawaban
b. d = √616 : 22/7 x 2 = 28

5. a. L = 3/4 x 3,14 x 10 x10 = 235,5
k = 3/4 x 3,14 x 20 = 47,1 + 20 = 67,1
b. sorry again.

☆semoga membantu ★