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starboy3506
15.06.2021 •
Mathematics
Someone help me please
Solved
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Ответ:
This is the answer48 cm²
Ответ:
21ft
Step-by-step explanation:
sin(45°)=height/30
height=30sin(45°)
h=30×√2/2=15√2≈21.213(21ft to the nearest whole)