The perimeter of an isosceles triangle is 6 11/20 cm. If one of its equal sides is 1 2/5cm, find the third side.
Answers
Answered by
42
let the third side of the isosceles triangle be X cm.
given that perimeter of the triangle is 6 11 by 20 centimetres.
perimeter of the triangle is 131 by 20 cm.
14 by 5 plus x is equal to 131 by 20
therefore x is equal to 15 by 4 cm.
ie, 3.75 cm.
Answered by
3
Answer:
the answer is 3 3/4
three three by four
is the correct answer
Similar questions