How do you write 8.6 in scientific notation

If a regular polygon has an angle of rotational symmetry that is 40 degrees, how many sides does the polygon have?

Which is a mathematical statement consisting of a hypothesis and conclusion that has to be proven true? a) definition b) diagram c) postulate d) theorem

Tanya stores her coins in a cylindrical container. The container has a diameter of 8 inches and a height of 15 inches. Which is the volume of Tanya's container to the nearest cubic inch?

A student's scores on five tests are 98 , 99 , 86 , 89 and 70. What must the score be on the next test so that the average is 88 ? Choose an equation you would use to solve the given problem

East warning papa notes that there is flying on his bird feeder so far this month has been seen 59 there blue rays and 68 red code 12 Robinson 1 cardinal

Katelyn is 4.35 feet tall. Her older sister is 1.6 feet taller. How tall is Katelyn's older sister

Jade and jason play a game which each player is equally likely to win the first player win 3games becomes the champion and no future games are played if jason had won The first game what is the probability that jason becomes the champion

What is 257,650 rounded to the nearest ten

What is the radius of a circle whose equation is x2 y2 - 10x 6y 18 = 0?

Y=x+4 and y-4=x. Is there no solution one solution or infinitely many