Which expression gives the correct volume of the steps? Math item stem image
CLEAR CHECK

4×4×1 cubic feet

(4×4×1)+(3×3×3) cubic feet

(4×4×1)+(3×3×1)+(2×2×1)+(1×1×1) cubic feet

(4×4×4)+(3×3×3)+(2×2×2)+(1×1×1) cubic feet

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?