Your friend tells you she has 7 coins in her hand (just pennies, nickels, dimesand quarters). If you guess how many of each kind of coin she has, she will give them toyou. If you guess randomly, what is the probability that you will be correct?

() at a farm, animals are fed bales of hay and buckets of gain.each bale of hay is in the shape of a rectangular prism.the base side lengths 2 feet and 3 feet,and the height is 5 feet. each bucket of grain is a cylinder with diameter of 3 feet. the height of the bucket is 5 feet as the height of bale. a. which is larger in area, the rectangular base of the bale or the circular base of the bucket? explain how you know b. which is larger in volume, the bale or the bucket? explain how you know

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3