Question

Quick please help!!
In △DEF, what is the length of line segment DF?
126

63radical 2

42radical 3

21radical 3

Answer 1

@warningiflirt

Answer 2

Do you know about soh-cah-toa?

Answer 3

|dw:137
5215831850:dw|

Answer 4

@warningiflirt yes

Answer 5

\[\frac{ 63 }{DF }=\sin 60\]

Answer 6

use the formula surjithayer gave you, do u know how to solve that?

Answer 7

no :/ @warningiflirt

Answer 8

@surjithayer can u explain this, im trying 2 finish up a test....

Answer 9

\[\frac{ 63 }{DF }=\frac{ \sqrt{3} }{ 2 },DF=\frac{ 63*2 }{\sqrt{3} }=\frac{ 126 }{\sqrt{3} }\]
\[DF=\frac{ 126 }{\sqrt{3} }*\frac{ \sqrt{3} }{\sqrt{3} }=\frac{ 126\sqrt{3} }{3 }=42\sqrt{3}\]

Answer 10

you followed or i should explain.

Answer 11

@surjithayer im just went over it and i see how you did this ;)

Answer 12

thanks

Answer 13

@surjithayer hey i got another one could you help me please?

Answer 14

sure