Consider the line y = x – 4. a line parallel to the graph of the line would have a slope of 1 . a line perpendicular to the graph of the line would have a slope of .

Explain why the factor 1.5 is broke. into two numbers in the model.

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given

What is the upper quartile of the data?