Предмет: Геометрия, автор: shahzodalisherovich4

In triangle ABC, an altitude is drawn from vertex C to the line containing AB. The length of

this altitude is h and h=AB. Which of the following is true?

I. ∆ABC could be a right triangle.

II. Angle C cannot be a right angle.

III. Angle C could be less than 45°.​

Ответы

Автор ответа: ForeignAgent
1

Ответ:

Объяснение:

1. Yes, in this case we'll get, for example, a triangle with right angle A and altitude will match AC, as the same line.

2. No, an altitude CH will divide AB for 2 segments AH and BH, and CH=\sqrt{AH*BH}

3. No, angle C could be 45 or more, we can see it in Pythagorean theoreme.

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