Question

the area of a triangle is equal to the area of square 30 cm . calculate length of the base of the triangle if it's altitude is 90 cm​

Answer 1

Answer:

Area of triangle=Area of square

=1/2base×height=(30cm)²

=1/2base×90cm=900cm²

=base=(900×2)/90

=base=20cm

Answer 2

Explanation:

Answer is 20 cm mate

By Base formula