Question

Bán kính của một hình tròn là 10 cm. Hỏi đường kính của hình tròn đó là bao nhiêu xăng-xi-mét?

Answer 1

20

Answer 2

ĐƯờng kính hình tròn là

10x2 =20 (cm)

Answer 3

20cm

Answer 4

Đường kính của hình tròn đó là:

10x2=20 (cm) (vì đường kính gấp đôi bán kính)

đáp số: 20cm

*móa sao mik lớp 8 mà mik cứ gặp mấy câu hỏi tiểu học thế nhể.

Answer 5

20cm

Answer 6

20

Answer 7

Đường kính = Bán kính x 2

=> Đường kính của hình tròn đó là:

                     10 x 2 = 20 (cm)

                                Đáp số: 20 cm

Answer 8

20 cm

Answer 9

20

Answer 10

20 cm

Answer 11

20

Answer 12

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Answer 13

20cm

Answer 14

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