Answer:
Step-by-step explanation:
Use sine inverse since you have the lengths of both the hypothenuse and opposite of the triangle formed:)
Answer:
10x^2 + 14x - 2
Step-by-step explanation:
So for the perimeter, you have to solve 2(7x-2) + 2(5x^2+1)
So distribute the 2s on both s we get 14x - 4 + 10x^2 + 2
This in standard form is 10x^2 + 14x - 2
7:4
or
7/4
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