Find the answer to the nearest tenth.
the length of the base of a triangle is 3 times the length of its altitude. find the length of the base if the area of the triangle is 54 m^2.

The parabola opens: y=√x-4 (principal square root) up down right left

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.