Answer:
48
Step-by-step explanation:
[tex]s = (10 + 10 + 12) / 2 = 16\\area = \sqrt{16(16-10)^2*(16-12)} = 48[/tex]
PS. You can also find the area by dividing the triangle in 2 halves and then finding the height. Then the area is simply Base * Height / 2
