Use euler's formula to find the missing number
vertices: 16
edges: 43
face:

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

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

Need plz been trying to do it for a long time and still haven’t succeeded