Answer:
x=10 degrees
Step-by-step explanation:
2x+8+62=90
2x+70=90
2x=20
x=10
7/8
Step-by-step explanation:
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Answer:
180 = 90 + 52+ a
38 =a
Step-by-step explanation:
The sum of the angles of a triangle add to 180 degrees
180 = 90 + 52+ a
Combine like terms
180 = 142+a
Subtract 142 from each side
180 -142 = 142+ a -142
38 = a
The answer is B
F(x)=x(0.4)^19+7
