jazzclark79
30.07.2021 •
Mathematics
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Ответ:
HF/GF ( top left answer )
Step-by-step explanation:
triangles FGH and FED are similar so that means angles FGH and DEF are congruent
sin = opposite/hypotenuse
in triangle FGH opposite = HF and the hypotenuse = GF
so sin(E) = HF/GF
Provided by Guathmaths
Ответ:
so b*h is 15*3
Which equals 45
So you take 1/2 of that, 45*1/2, or 45/2 is
22.5