What is an example of a right angle, an acute triangle, and an obtuse triangle

Cam bought some used books for $4.95. he paid $0.50 each for some books and $0.35 each for the others. he bought fewer than 8 books at each price. how many books did cam buy?

In an improper fraction, is the numerator equal to, less than, or greater than the denominator

During a wright loss challenge your friend goes from 125 pounds to 100 pounds.what was the percent weight loss