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Mathematics 17 Online
OpenStudy (anonymous):

What is the length of line EF in the right triangle below? A. 32 B. 168 C. 527 D. 24 E. 18 F. square root 324

OpenStudy (anonymous):

OpenStudy (anonymous):

i know that 25^2 + 7^2 = c^2

OpenStudy (raden):

EF^2 = DE^2 - DF^2 EF^2 = 25^2 - 7^2 solve for EF

OpenStudy (anonymous):

576

OpenStudy (raden):

that's just for EF^2, isnt it ?

OpenStudy (raden):

take the square root then ...

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