Which of the following is an equation of a line perpendicular to the line with equation 2 y = - x + 2/3? a. 2 y = x + 2/3 b. y = 2 x - 6 c. y = x - 3 d. 6 y = 3 x + 2

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.

Which ratios are equivalent to 10: 16? check all that apply. 30 to 48 25: 35 8: 32 5 to 15