Question

a triangle's height is 5 cm longer than its base. find the possible dimensions if the area of the triangle is more than 75 square centimeters. hint: area

Answer 1

(1/2)b(b + 5) > 75

b² + 5b > 150

b² + 5b - 150 > 0

(b - 10)(b + 15) > 0

b ≥ 10 cm, h > 15 cm

b > 10 cm, h ≥ 15 cm