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點、線與圓的位置關係__初三

Authored by sio iris

Mathematics

9th Grade

Used 1+ times

點、線與圓的位置關係__初三
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12 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

平面上有一點A與圓O,圓O的半徑為10,點A至圓心的距離為8,請問點A是在圓外、圓上或圓內?

圓外
圓上
圓內
圓心上

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

若有一點 P 在圓 O 外,且量得線段OP=7 公分,則下列何者不可能為圓 O 的直徑?

5公分
7公分
13公分
14公分

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

若有一直線至圓心的距離大於半徑,則此直線與圓有幾個交點?

0
1
2

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

∠BAC是屬於什麼角?

弦切角
圓心角
圓周角
圓內角

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

BAC是屬於什麼角?

圓心角
弦切角
圓周角
圓外角

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

平面上有一圓,圓心為 O,半徑為 7,另有一點 A 在圓內,若OA=r,則有關於 r 的值,下列何者正確? 

r<7 

r=7

r>7

r7r\ge7

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

根據圖,判斷各直線與圓O的位置關係,圓O的切線有?

B

C

D

G

E

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