tfb22
tfb22
20-05-2017
Mathematics
contestada
I need help finding 'x'
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KoriiLoves
KoriiLoves
20-05-2017
(8x-10)°+(6x)°+(10x+10)°=360°
8x-10+6x+10x+10=360
8x+6x+10x-10+10=360
24x-10+10=360
24x=360
24x/24=360/24
x=15
Scalene because all three sides are different.
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