En un plano hay tres circunferencias determinadas por las siguientes ecuaciones. (x+9)^2+(y-7)^2=5 (x+7)^2+(y-8)^2=3 (x-4)^2+(y+3)^2=4 Los centros de las circunferencias determinan un triángulo. ¿Cuál es el perímetro de dicho triángulo? (Clave: identifique los centros de las circunferencias, luego calcule las distancias con la fórmula de distancia entre puntos).

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

If its non of them tell me..valerie took a day-trip. she drove from her house for a while and took a coffee break. after her coffee break, she continued driving. after  2  hours of driving after her coffee break, her distance from her house was  210  miles. her average speed during the whole trip was  60  miles per hour.valerie created the equation  y−210=60(x−2)  to represent this situation, where  xx  represents the time in hours from her coffee break and  yy  represents the distance in miles from her house.which graph correctly represents valerie's distance from her house after her coffee break?

Ethan purchased a container of sports drink that contains 300 calories. the label says that 80% of the calories are from carbohydrates. how many calories are from carbohydrates?