How many times bigger is 7,000,000,000. than 700,000,000

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

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