Answer:
10.45
Step-by-step explanation:
A=pi10^2*63/360-10*10 sin63/2=3.14*6300/360-50*0.89
A=3.14*17.5-44.5=54.95-44.5=10.45
or if I do not complete pi=3.14
A=17.5 pi-44.5
