(04.01 lc) what is 2 to the power of 3 over 2 equal to? square root of 8 cube root of 8 cube root of 16 square root of 16

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

Sara has 2 2/3 cup taco meat. she needs 1/6 cup to make one taco. how many tacos can sara make with the taco meat she has?