The value of a for which (8,-7,a), (5,2,4)and (6,-1,2) are collinear,
The value of a for which (8,-7,a), (5,2,4)and (6,-1,2) are collinear,
if two equal chords of a circle whose perimeter is 180 cm and its two sides are 80 cm and 18 cm also calculate the altitude of the triangle corresponding to the shortest side