29.99-20%= 23.99
25.00-10%= 22.50 so, Mr.chang got the better deal ( but not by much.)
<span> the total number degrees of all interior angles of a triangle is 180</span>
Answer:
Logarithm base 6 of 1 is<u> 0</u>.
4200= 4.2 km so
4200 + 325= 4525 meters
jason ran 4525 meters
The formula for circumference is

.
To express the circumference exactly, plug the diameter in for

and put the

symbol in front of it. Don't multiply. This expresses the exact circumference.
Say you have the diameter of 17.
You can express the circumference with 17

.