Answer:
54.5°
Step-by-step explanation:
You know that in a right triangle, the sine of an angle is given by ...
Sin = Opposite/Hypotenuse
sin(D) = EF/ED = 57/70
The inverse sine function is used to find the angle:
∠D = arcsin(57/70)
∠D ≈ 54.5°
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You only need a common denominator for adding and subtracting! <span />
Answer:
terrence will have to play 2900
Step-by-step explanation:
80% * 14500
14500-11600
2900