Gregory is building a pen for his new puppy he needs the pen to be 9 1/2 feet by 6 3/4 how many feet of fencing does he need

Can someone check my answer? you

Martin likes to make flower bouquets that have 3 daffodils and 4 tulips per vase. a daffodil has a mass of d grams, a tulip has a mass of t grams, and the vase has a mass of u grams. the expression 5(3d + 4t + v) describes the mass of 5 bouquets. match each amount in the situation with the expression that represents it. situation expression number of bouquets mass of one bouquet mass of the tulips in one bouquet 4t mass of the daffodils in one bouquet 3d + 4t + v

Which is the focus of a parabola with equation y2=4x