t noon on January 7, the temperature in Buffalo, New York, was 1 degree below 0F?. The temperature in Pittsburgh, Pennsylvania, at the same time, was 10 degrees warmer. What was the temperature in Pittsburgh?

Which system of linear inequalites is represented by the graph?

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?