Area (ABCDE) = 78 sq. units, Find the length of CD_

no i do not : ( what is it?

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

pls mark as brainliest.

80x^8−68x^6+16^5−20x^4−4x^3+8x^2

hope i'm right lol