Find the first, fourth, and tenth terms of the arithmetic sequence described by the given rule. a(n) = 1 + (n – .7) a) 1, -16.1, -50.3 b) -5.7, -21.8, -51.3 c) 1, -21.8, -56 d) 0, -17.1, -51.3

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?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

What is negative 3/9 times negative 2/8 ?