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外心小考1

Authored by 洪銘凰 洪銘凰

Mathematics

9th - 12th Grade

Used 1+ times

外心小考1
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10 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

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2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

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直角三角形

銳角三角形

鈍角三角形

等腰直角三角形

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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求外接圓半徑?

30

26

15

13

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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75

150

105

210

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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108

216

144

72

6.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

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如圖,O點是銳角△ABC的外心,若

AB=AC=10,BC=12,求△ABC外接圓半徑。

7.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

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O點是鈍角△ABC的外心, AB=AC=15,BC=24, 求△ABC外接圓半徑。

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