What is the average of sides of an isosceles triangle whose base is 7 cm and equal sides are 4 cm?
5.5 cm
5 cm
6 cm
6.5 cm
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