Find the perimeter of an isosceles triangle whose base is 6cm and two equal sides are 7.5cm.
Perimeter of triangle = sum of all sides
=6+7.5+7.5=21cm
Hence , perimeter of isosceles triangle is 21cm.
The base of an isosceles triangle is 6 cm and its perimeter is 16 cm. Length of each of the equal sides is
(a) 4 cm
(b) 5 cm
(c) 3 cm
(d) 6 cm
Question 6(c)
Find the perimeter of an isosceles triangle with equal sides 8 cm each and third side 6 cm.
Find the perimeter of an isosceles triangle with equal sides 8cm each and third side 6cm.