Asked by regina

in the figure, it is given that AB = 21, BC = 14, and AD = 54. find the lenth of CD
Answered by Helper
What is the figure and where are these segments? (AB, BC, AD, CD) located on this figure?
Answered by JAYE
AD = AB + BC + CD
54 = 21 + 14 + CD
54 = 35 + CD
19 = CD
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