Answer:
Step-by-step explanation:
First find the length of the two equal sides. Use Pythagoras.
c^2 = a^2 + b^2
c = ?
a = 7
b = 1/2 48 = 24
c^2 = 24^2 + 7^2
c^2 = 576 + 49
c^2 = 625 Take the square root of 625
√c^2 = √625
c = 25
Both of the equal sides = 25
Perimeter and answer = 25 + 25 + 48 = 98
