Acomputer is priced at $400 this year, and will be sold at 90% of its original value next year. what is next year's price for the computer?

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

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.

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.