2B11 面積和體積(2) (Q)

2B11 面積和體積(2) (Q)

8th Grade

18 Qs

quiz-placeholder

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2B11 面積和體積(2) (Q)

2B11 面積和體積(2) (Q)

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Medium

Created by

YT Tsang

Used 6+ times

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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

求圓周。(答案以 π 表示)

Answer explanation

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2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

求圓面積。(答案以 π 表示)

Answer explanation

Media Image

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

求圓面積。(答案以 π 表示)

Answer explanation

Media Image

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

求圓周。(答案以 π 表示)

Answer explanation

Media Image

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

求圓周為 36π cm 的圓的半徑。

18 cm

6 cm

3 cm

9 cm

Answer explanation

圓周 = 36π

2rπ = 36π

r = 18

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

求圓面積為 144π cm2 的圓的半徑。

12 cm

72 cm

42 cm

32 cm

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

求半圓的周界。(答案以 π 表示)

Answer explanation

Media Image

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