> Stuck on 10 and 11
>>186363
11:
Find the area of the quarter-circle.
Find the area of the triangle (hint: find the area of the square and half it)
Subtract.
12: cut it in half so you have two of the shapes from question 11.
>>186363
You are clearly underage.
>>186363
10 is basic geometry. i.e. 9th grader shit. Are you an autism?
>>186363
get your shit together anon fuck
http://www.cleavebooks.co.uk/scol/calcirc.htm
Please just google circle rather than bring such stupid shit here. It's already bad enough without even more autism.