Saved Bookmarks
| 1. |
nuelght.14 The area of a right angled triangle is 480 cm². If thebase of the triangle is 8 cm more than twice theheight (altitude) of the triangle, then find the sidesof the triangleCBSE 2013 |
|
Answer» 1/2× base x height=area; 480=1/2×8×height=height=480=x^2+4x-480=x^2+24x-20 x-480= x( x+24)-20(x+24)=(x+24)(x-20); x=-24 & 20 |
|