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國中數學二上2-3

Authored by 康軒 國中

Education

6th - 8th Grade

Used 1+ times

國中數學二上2-3
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列何組不是直角三角形的三邊長?

0.3、0.4、0.5
3、4、5
6、8、10
10、15、20

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若有一直角三角形三邊長分別為a、b、c,且c為斜邊長,則下列選項何者錯誤?

c=a+b
c^2^=a^2^+b^2_x000B_^
c<a+b
c對應的角是直角

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

一矩形的長為8公分、寬為6公分,則下列選項何者正確?

對角線長為5公分
面積為36平方公分
周長為14公分
兩對角線長的和是20公分

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

直角三角形中,若斜邊長為4,一股長為3,則另一股長為多少?

5
$\sqrt{10}$
$ \eq \sqrt{7}$
$\sqrt{5}$

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若直角三角形的兩股分別為1.5和2,那麼斜邊上的高為多少?

1.2
1.3
1.4
1.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

直角坐標平面上,下列哪一個點與(-1 , 1)的距離最遠?

(-3 , 1)
(4 , 1)
(-1 , 6)
(-1 , -5)

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

直角坐標平面上,A(1 , 1)、B(-4 , 1)、C(-4 ,-11)所構成的三角形,其斜邊長為何?

5
12
13
$\sqrt{13}$

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