Simplify this expression: the sum of three and a number is added to twenty-four

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

Acircle has a circumference of 28.36 units what is the diameter of the circle