Answer:
36.86989765
Step-by-step explanation:
As Angle GBC = Angle CDF = 45, so CF = CD as it is an isosceles right triangle , then as sin(45) = 1/root(2), so CF = 12, then tan(angle ECF) = FE/CF = 9/12, then angle ECF = tan^-1 (9/12) = 36.86989765.
If it is helpful, plz give me Brainliest.
1/25
The drawing will help
2x + y = 20 . y=3x
2x + 3x = 20
5x = 20
x/5 = 20/5
x = 4
(4,0)
Answer:B
Step-by-step explanation: not cause you have trapeziums not c cause you have squares not d cause it just aint
80
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the answer is 80
