The length of a rectangle is 63 - land its width is 2x + 3 A. Find the perimeter of the rectangle as a variable expression (must be simplified)
The perimeter is___

B. Find the area of the rectangle as a variable expression (must be simplified)
The area is___

C. Find the numerical value of the perimeter if x = 5.
The Perimeter=units.

D. Find the numerical value of the area if x = 5.
The area =square units.

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