The circle-shaped part of the necklace pendant above has a diameter of 3 mm. the circumference of the circle-shaped part of each of the earrings is one-half the circumference of the circle-shaped part of the necklace pendant. what is the circumference of the circle-shaped part of one of the earrings? (show the formula you used uwu)

Arectangular exercise mat has a perimeter of 36 feet the length of the mat is twich the width writeand solve an equation to determine the length in feet. of the mat then find the area in square feet of the mart

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

What is the radius of the cone in the diagram? round your answer to the nearest whole number