How do I draw a pie-like area in a circle?

hi everyone,

i want to draw pie area in a circle (orange area) with predefined start-end degree

is there anyway to do it?

it doesnt have to be circle, i just need a way to draw an area in a cirtain angle

[attachment=0:2829gzoe][/attachment:2829gzoe]

TiAm

i think i can use that to make what i want

thanks alot