Question

solve the problem
With explanation ​

Answer 1

$\huge\sf\purple{10cm\:each}$

Perimeter=30cm

Base=10cm

Since the triangle is isosceles, both sides will be equal

Therefore, 20/2=10cm

Answer 2

Answer:

The answer is option (d) 10cm.

Step-by-step explanation:

explanation in the attachment.