Answer: What percentage of time did she spend practicing ballet?
To solve this problem you must apply the proccedure shown below:
1.You have that the measure of the <span>leans a 4-foot and the angle between the bottom of the broom and the floor is 72°.
2. Then, you have:
Sin(72°)=x/4
When you solve for x, you obtain the following result:
4Sin(72°)=x
x=3.8 feet
The answer is: 3.8 feet</span>
Answer:The bill before tax was $8.33
Step-by-step explanation: Divide tip by portion of bill:
1.80/0.20 = 9.00
The total bill before the tip was $9.00
Divide total bill by 1+ sales tax rate:
9.00 / 1.08 = 8.33
The answer is 4500 because 3 is less than 5 so we dont have to add one to five