1.)A pyramid has a square base of side 50 ft and a height of 30ft.?

2.) Circles A and B have radii 5 and 7 respectively , and the distance between their centers A and B is 6. If the two circles intersect at points M and N , find the length of the common chord MN.

3.)If X is a point on the segment joining A(-5,1) and B(7,10) such that AX:BX =1:2 , what are the coordinates of X?

**IF YOU CAN ANSWER ALL OF THESE >> YOU'RE A GENIUS!**