Question

( 5 wo sides of a triangle are 25 cm and 30 cm Find its third side if perimeter of the triangle is 100 cm
6. Find the perimeter of each of the following shapes
A tannient sides 4 cm 5 cm and 6 cm​

Answer 1

Answer:

5)45cm    6)15cm

Step-by-step explanation:

5)side1=25cm , side2=30cm , perimeter= 100cm

perimeter= side1 +side2 +side3

100=25+30+side3

side3=100-25-30

=100-55

=45cm

6)side 1=4cm,side2=5cm,side3=6cm

perimeter= side1 +side2 +side3

=4+5+6

=10+5

=15cm