Unit 3 Lesson 04.1 Percent Increase and Decrea... 0/1P
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Maria's hair is now 40.6 centimeters long after cutting off 30% of her hair.
How long was her hair before she cut it?

Which values for a and b will create infinitely many solutions for this system of equations? ax-y=8 2x+y=b

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem