No she didnt. She needs 12% more of .8 yards.
.8 yards x 12% more = 0.096+.8= 0.896 yards to cut
Answer:
12 dollars
Step-by-step explanation:
Round the bill to the nearest ten dollars
81.66 rounds to 80 dollars
80 * 15%
80 *.15
12
The tip is 12 dollars
Answer:


Step By Step Explanation:
Apply Fraction Cross Multiply: If 




Subtract 4 From Both Sides

Simplify

Subtract 2x From Both Sides

Simplify

Divide Both Sides By 8

Simplify

Turn Fraction Into Decimal


Regards,
Mordancy
The unit rate would be $0.37
Answer:
16
Step-by-step explanation:
Let's give letters as the image. Triangle ABH is a right triangle, so you can apply pythagoream theorem. In particular, it's the classic "3-4-5" triangle (there are some triplets of integers that gives you a right triangle, and 3-4-5 is the most famous). Either way, the height of the triangle is 4.
At that point you can compute the area by multiplying base and height, and the total surface is 16.