What is the value of x and the length of segment DE?
5-
9
9
2X + 3
2x + 3
2. 10x + 15 = 9(9)
2x + 3
Length of DE
units
Intro
Done

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.

How are sas and sss used to show that two triangles are congruent?

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?