(2,3) and (-1,-5)
Distance =√(-1-2)^2 +(-5-3)^2
Distance =√73 (diamter)
radius = (√73) / 2
area of semi-circle:
= 1/2 πr^2
= 1/2 π ((√73) / 2)^2
= 73 π / 8
= 9.125 π
area of triangle:
= 1/2 (8)(3)
= 12
Area of the figure = area of semi-circle + area of triangle
= 9.125π + 12
answer
9.125π + 12