The top of a molehill is 4 in. above ground level. the bottom of a mole's burrow is at -9. relative to ground level. What is the distance the top of the hill and the borrow. show your work!

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.

Someone me what is the area of this figure? 18m 18m 8m 16m