Answer:
Perimeter is 17.07
Step-by-step explanation:
We know that DF = EF = 5 cm, since D and E are the midpoints of AC and AB, both of which are 10 cm in length.
We need to use the Pythagorean theorem to get the length of DE.

So the perimeter of DEF is 5 + 5 + 7.07 = 17.07
<h3>
Answer: 22%</h3>
Explanation:
amount saved = 350-273 = 77 dollars.
Divide this amount over the original price
77/350 = 0.22 = 22% is the discount rate
Answer:
8256
Step-by-step explanation:
24 inches, because if you were to multiply six, by four, since four is the number of sides a square has, it would be 24
She can have 7 days off at most because 3 X 1250 = 3750 - 700 = 3050