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都トレ数学~空間図形~

Authored by E Anomuder

Mathematics

9th Grade

Used 11+ times

都トレ数学~空間図形~
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8 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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5.

MULTIPLE CHOICE QUESTION

5 mins • 2 pts

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図のような三角すいにおいて,

BP+PDが最短になるようにPをとると,

その長さはいくつか.

Hint : BCFEとCADFを展開して考える.

ACの長さも求める必要あり.

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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7.

FILL IN THE BLANKS QUESTION

3 mins • 1 pt

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★ボーナス問題★

図の度数分布表は,10人のクラスの通学にかかる時間を表したものである.

クラスの平均値は_時間である.

(a)  

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