172.7=3.14d Solve for d
1 answer:
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Answer:
50 degrees.
Step-by-step explanation:
Angle FGE = because angles on a straight line add up to 180 degrees.
Angle EFG = (Angles in a triangle add up to 180)
Add 20 to both sides:
Subtract 6x from both sides:
Angle
Answer:
It costs $42.43
Step-by-step explanation:
Lets explain how to solve the problem
- The cost of kilogram of candy is $7.5
- We need to find the cost of kilogram
We can use the ratio to find the answer
======= Dollar : Kilogram
======= 7.5 :
======= c :
By using cross multiplication
∴ c × = 7.5 ×
∵ =
∴ =
∴ c × = 7.5 ×
∴ c × =
Divide both sides by
∴ c = ÷
Change the division sign to multiplication sign and reciprocal the
fraction after the division sign
∴ c = ×
∴ c = = 42.43 dollars
∵ c represents the cost of kg
∴ It costs $42.43