If 75% of the sixth grade class is making a B or higher what percent is making lower than a B?

What is the the greatest common factor ?

What is the sum of the first 8 terms of the geometric series

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte