The surface area of a cone is SA = r2 + r(SL) , where r is the radius of the base and SL is the slant height of the cone. If the slant height of a cone is 20 feet, find the radius of the cone when the surface area is 684 square feet. URGENT

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955

In stepmber, daniel and justin opened a business. during their first three months of business, their average monthly profit was $51. if during their first month, they lost $29, and during their second month, they gained $115, what was their profit or loss for their third plzzz i will give you 299 points