Question

the perimeter of a triangle is 60 CM if two of its sides are 15 cm and 20 cm find the third side​

Answer 1

Step-by-step explanation:

perimeter of a triangle=60cm

length of two sides =15,20cm

let the third side =x

15+20+x=60

35+x=60

x=60-35

=25

third side =25

Hope it helps you