Question

altitude of a triangle is 5 cm less than its base area of triangle is 15 cm² find its base and its altitude​

Answer 1

Answer:

let base be=x

therefore altitude=x5

area of the triangle=1/2 *base*altitude

=1/2*x*x-5

ATQ

1/2*x*x-5=15

x*x-5=15*2

x²-5=30

x²=30+5

x²=35

x=√35