Answer:
<h3>
<u>7. Ans ;</u></h3>

<h3>
<u>8</u><u>.</u><u> </u><u>Ans</u><u> </u><u>;</u></h3>
<u>
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Step-by-step explanation:
<h3>
<u>7. Ans ;</u></h3>

So ;

<h3><u>
8. Ans ;</u></h3>

So ;

I hope I helped you^_^
Answer:
sin α = 
Step-by-step explanation:
sin α =
=
= 
Answer:
The answer is 121.5 sq. units.
Step-by-step explanation:
To find the answer,
Area of Pentagon: About 61.5 sq. units
Area of Rectangle: 60 sq. units
61.95 + 60 = 121.5 sq. units
Thanks, I hope I got this right!
The answer would be d , because you have to add how many of each fish to equal up to the sum of 420 . which is x y . so the first equation is x + y = 420 . then it says he bought 6 times as many parrotfish as he did angelfish so you would have to multiply x which represents angelfish by 6 . to get the second equation of y = 6x .