Answer:
8+2i
Step-by-step explanation:
Combine like terms
3+5=8
4i-2i=2i
Answer:
237.5
Step-by-step explanation:
(100/16)×38
=237.5
Supplementary means it adds up to 180 degrees.
So if one side is 31 degrees, you would need to subtract that from 180 to find the other side.
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180 - 31 = 149
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The other angle would be 149 degrees.
Answer:
the answer is 90 square feet.
Step-by-step explanation:
the length is 10, and the height is 9.
10×9=90
