blperdue113
blperdue113
18-06-2018
Mathematics
contestada
can i please get some help im totaly lost
Respuesta :
PagePuegot
PagePuegot
18-06-2018
The answer to this question is D. 6.4
First you find angle F. 180-90= 90. 90-62= 28.
Next. Since you are finding line DE, you can use sine or tangent. I used tangent. Let x = DE.
tan(28) = x/12
12tan(28) = x
6.38 = x
6.4 = x
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