CBSE Class 10-Mathematics: Chapter –7 Coordinate Geometry Part 17

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Question 23:

The vertices of a are and . A line is drawn to intersect sides AB and AC at D and E respectively such that Calculate the area of the and compare it with the area of

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Answer:

Since

Now, area

sq. units ………. (ii)

From eq. (i) and (ii),

Area

Area

4 Mark Questions

Question 1:

If the points is equidistant from the points , prove that .

Answer:

Let

Question 2:

are three noncyclic points whose center is , Find the possible value of .

Answer:

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