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中1数学 文字と式「数量の表し方①」

Authored by N Semba

Mathematics

7th Grade

Used 19+ times

中1数学 文字と式「数量の表し方①」
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

xの3倍とyの和

3x+y3x+y

3(x+y)3\left(x+y\right)

x+3yx+3y

3xy3x-y

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

xとyの和の3倍

x+3yx+3y

3(x+y)3\left(x+y\right)

3x+y3x+y

(x+y)3\left(x+y\right)3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1冊x円のノート5冊の代金

x+5x+5 (円)

5x 5x\ (円)

x5\frac{x}{5} (円)

x5x5 (円)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

鉛筆5本の代金がx円のときの、この鉛筆1本の値段は?

5x5x (円)

5x\frac{5}{x} (円)

x5\frac{x}{5} (円)

x5x5 (円)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

縦xcm、横ycmの長方形の面積は?

xy (cm2)xy\ \ \ \left(cm^2\right)

2x+2y ( cm2)2x+2y\ \ \left(\ cm^2\right)

x+y (cm2)x+y\ \left(cm^2\right)

2xy (cm2)2xy\ \left(cm^2\right)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1辺が a cm の正方形の周りの長さは?

a4 (cm)a^{4\ \ }\ \ \left(cm\right)

a+4 (cm)a+4\ \left(cm\right)

4a (cm)4a\ \left(cm\right)

a2 (cm)a^2\ \ \left(cm\right)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

半径  a cmの円の周の長さは?

πα (cm)\pi\alpha\ \left(cm\right)

πα2 (cm)\pi\alpha^2\ \left(cm\right)

2πα (cm)2\pi\alpha\ \left(cm\right)

2aπ (cm)2a\pi\ \left(cm\right)

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