Describe a situation in which a formula could be used more easily if it were rearranged. include the formula in your description.

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

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?