Tres estudiantes a, b y c se sitúan en un campo de fútbol. entre a y b hay 25 metros y entre b y c, 12 metros. si el angulo en b es de 20°, calcular distancia entre a y c.

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)

An engineer scale model shows a building that is 3 inches tall. if the scale is 1 inch = 600 feet, how tall is the actual building?