Answer:
Step-by-step explanation:
if the base=x
length of one leg is =4x-6
length of the other leg is also =4x-6 (isosceles)
P=x+4x-6+4x-6=51
9x-12=51
9x=51+12
9x=63
x=63/9=7
x=7
yes
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There someone already asked the question
because she usually gets lower scores but her avarge is 13 because she make 30 in one game witch is an outlire
if im wrong im sorry if not pls brainlyest