Cassle ran 2.2 miles on Monday, 2 3/5 miles on Tuesday, 14 miles on Wednesday, and 3 7/10 miles on Thursday. How many miles did she run altogether on these four days?

A. 8.0
B. 7.2
C.9.9
D.8.5

y > 1/3x

y < = -x + 4

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step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

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sas (side angle side)

aa (angle angle)

sss(side side side)

sas find two sides with an angle in between

aa is finding two angles and the third will add up to 180

sss find all sides

step-by-step explanation: