CBSE Class 10 Answered
Find the area of triangle formed by joining the mid-points of the sides of triangle whose vertices are (0, -1), (2, 10) and (0, 3). Find the ratio of this triangle with given triangle.
Asked by Topperlearning User | 25 Nov, 2013, 09:51: AM
Expert Answer
D, E and F are mid-points of AB, BC and CA respectively.
Therefore, coordinates of D =
Coordinates of E =
Coordinates of F =
Since, area of a triangle =
Therefore, area ABC = = = 4 sq. units
Now, area DEF = = 1 sq. unit
Therefore, = 4 : 1
Answered by | 25 Nov, 2013, 11:51: AM
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