Which part of the algebraic expression 3 + 7d is the coefficient?
2 answers:
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Answer:
≈
Step-by-step explanation:
Area of Circle:
π
π
π (16)
≈
Area of Square:
Area of each corner:
13.73 ÷ 4 ≈
Area of Red:
≈
Hi!
We can see the river is a straight line.
This means that the angles that fall upon it are supplementary angles, and will add up to 180 degrees.
Therefore:
Combine like terms:
Subtract 21 from both sides:
Divide both sides by 3:
Therefore, the value of x is 53 degrees.