Gabrielle has a decal shaped like a trapezoid. One base is 12 inches, and the other base is 7 inches. The area is 76 square inches. What is the height?

For each proportion find the unknown number x 1/5/8=×/15

Negative 5 1/12 + negative 4 1/4 + 6 3/4

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