Add parentheses to the expression so that its value is 6: 3 + 9 ÷ 9 - 6 a. (3 + 9) ÷ 9 - 6 b. 3 + (9 ÷ 9) - 6 c. 3 + 9 ÷ (9 - 6) d. no parentheses are needed. explain why we need parentheses and when we know to use them.

What is the value of f(x) = 2.2 for f(-2)?

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

The table below shows the number of free throw shots attempted and the number of shots made for the five starting players on the basketball team during practice. each player's goal is to make 80% of her shots. players number of free throws made free throw attempts kelly 16 20 sarah 25 30 maggie 31 40 liz 44 50 kim 47 60 how many players made at least 80% of their shots? round to the nearest percent.