1.9.PS-10 Question Help
The water level of a lake rose by 1 2/3 in. during a 2 2/3week-long wet spell. Simplify the complex
fraction below to find the average rate at which the water level changed every week.
2.
2.
The water level changed by in. per week.
(Simplify your answer. Type an integer, proper fraction, or mixed number.)
x
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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