A closed umbrella casts a shadow when the sun shines at a 16 degree angle to the ground. If the umbrella is 5 ft tall, how long is the shadow to the nearest foot?

The factorization of 8x3 -125 is (2x-5)(jx2 +kx+25)

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0