Solve the system of equations -2x-y=-5 and 5x+6y=-19

How are sas and sss used to show that two triangles are congruent?

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2