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ABC is a right triangle. if AC =4 and BC=10,find AB leave the answer in simplest radical form a.116 b.4 c.2 racial 21 d.2 racial 26
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ABC is a right triangle. if AC =4 and BC=10,find AB leave the answer in simplest radical form

a.116
b.4
c.2 racial 21
d.2 racial 26

User Tchoupi
by
8.2k points

1 Answer

6 votes
AB = sqrt(10^2 - 4^2) = sqrt(100 - 16) = sqrt(84) = sqrt(4 x 21) = 2sqrt(21) = 2 radical 21.
User Suma
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