Sine = opposite / adjacent.
since the opposite and adjacent lines are used, you need to use some to solve for x.
the answer is sine.
Answer:
$13.50 is the tip
OR
$81.01 is total bill
Step-by-step explanation:
total of bill multiplied by 20%
$67.51 x .20 = $13.50
For total bill amount:
$67.51 + $13.50 = $81.01
About 4 and a half (4.5) 2 liter bottles
A "unit rate" has a denominator of 1. That will often simplify any subsequent math operations.
_____
The choice of the form of a ratio should be made based on what you need to do with it. Sometimes, a denominator other than 1 is appropriate to follow-on operations you may need to perform.
Answer:
7.07 ft2
Step-by-step explanation:
As, Area of circle = πr^2
Here r is the radius
= π x 1.5^2
= π x 2.25
= 3.14 x 2.25
= 7.07 ft2
