We can use the Heron's formula for this. The semi-perimeter (s) is:
$$s = \frac{10 + 10 + 25}{2} = \frac{45}{2} = 22.5$$
Now, we can find the area (A) using Heron's formula:
$$A = \sqrt{s(s-a)(s-b)(s-c)}$$
Plugging in the values, we get:
$$A =
Show more…