Apyramid has a height of 5 in. and a surface area of 90 in2. find the surface area of a similar pyramid with a height of 10 in. round to the nearest tenth, if necessary. a. 360 in2
b. 180 in2 c. 22.5 in2 d. 3.6 in2

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?