Answer:
36.575
Step-by-step explanation:
you need to find line ab you can do [tex]A^{2} +B^{2} =C^{2}[/tex] for the triangle and get the line you also need to get the squar root of it as it is still squared then devide by 2 to get the rades then times that by pi and there you go you have the area also sorry for spelling I love math not English
