Find the area of triangle whose 1 side is 20cm perimeter is 110cm and the other 2 sides are equal . Find using herons formula
Answers
Answer:
Step-by-step explanation:
the perimeter of a triangle=110 cm 1 side of a triangle is =20 cm the other sides=2 x the perimeter =2x+20=110 cm =2x=110-20 cm =2x=90 cm =x=90/2 cm =45 cm the other two sides =45 cm