What value of x makes this proportion true 4/7=20/35

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2

What is the length and width of a 84.5 square foot rug? will mark

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?