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5年算数17正多角形と円周

Authored by akira hirama

Mathematics

5th Grade

Used 6+ times

5年算数17正多角形と円周
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10 questions

Show all answers

1.

DRAG AND DROP QUESTION

10 sec • 1 pt

​ (a)   の長さが等しく,​ (b)   の大きさもすべて​ (c)   多角形を​ (d)   といいます。

等しい
正多角形

2.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

正多角形はどれですか。全て選びなさい。

Media Image
Media Image
Media Image
Media Image
Media Image

3.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

正多角形はどれですか。全て選びなさい。

Media Image
Media Image
Media Image
Media Image

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

正五角形の中心角は何度ですか。

72°

120°

90°

60°

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Media Image

正六角形の中心角は何度ですか。

72°

120°

90°

60°

6.

DRAG AND DROP QUESTION

10 sec • 1 pt

円周率=​ (a)   ÷​ (b)  

円周
直径
半径

7.

DRAG AND DROP QUESTION

10 sec • 1 pt

円周=​ (a)   ×​ (b)  

半径
直径
円周率

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