A counter in Duncan's kitchen is 1 yard wide and 3 yards long. Duncan wants to replace the counter with a granite countertop, which would cost $207.00 per square yard. How much would the granite countertop cost?

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

Given: m zade = 60° and m2cdf = (3x + 15) prove: x = 15

Step by step explanation pls for 10 pts the length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?