PLEASE HELP A jar contains only​ pennies, nickels,​ dimes, and quarters. There are 16 pennies, 29 dimes, and 24 quarters. The rest of the coins are nickels. There are 96 coins in all. How many of the coins are not​ nickels? If n represents the number of nickels in the​ jar, what equation could you use to find​ n?

Complete the equation of the live through (-1,6) (7,-2)

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

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?