question on triangles..........
Asked by krithika.rrrr | 5th May, 2009, 12:52: AM
the missing angle in the left hand side triangle is 30 degrees.
The missing angle in the right hand side triangle is 30 degrees.
So we have that two angles of the first triangle and a the side between them iare equal to the corresponding two angles and the side between them of the other triangle.
So the triangles become congruent by ASA rule.(the congruency can be proved by RHS also)
congruent triangles also being similar(ratio of corr sides is 1:1) the answer is
Answered by | 5th May, 2009, 08:12: AM
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