Which expression is equivalent to (3^2)^-2? A.)–81 B.)–12 C.)1/18 D.)1/12
1 answer:
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Answer:
3.5
Step-by-step explanation:
so this triangle is symmetrical by AA. so x would be symmetrical to 7, and 2.5 is symmetrical to 5.
=
x×5=5x
2.5×7=17.5
5x=17.5
x=17.5/5
x=3.5
