Charlene sees a laptop being sold for $492. This is 18% less than the original price. What was the original price of the laptop?

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Which number line represents the solution set for the inequality -1/2x> 24?

1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.