Si un delfin recorre en el dia 20 km 1/2 y por las noches descansa, pero las corrientes lo regresan 2 km 2/3 ¿cuantos kilometros recorre en una semana completa?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4πr^2. write your answer in scientific notation.

Two friends went to get ice cream sundaes. they each chose a flavor of ice cream from a list of vanilla and chocolate and toppings from a list of hot fudge, strawberries, sprinkles, peanuts, and whipped cream. use the sets below describing their choices and find c'. let a = {vanilla, chocolate, hot fudge, strawberries, sprinkles, peanuts, whipped cream} let b = {vanilla, hot fudge, sprinkles, whipped cream} let c = {chocolate, hot fudge, peanuts, whipped cream}