What is 2.1 times 10^4 in standard form

The sides of the pentagon are consecutive even integers. Find the length of the shortest side if the second longest side is 24% of the perimeter.

A triangle with no equal sides is called a scalene triangle, right? or no

Candice ran three times during the week; 6.03 miles on Monday, 3.5 miles on Wednesday, and 10 miles on Friday. What is the total number of miles Candice ran for the week?

Teachers at price middle school are planning a birthday party for the principal planners estimated that 42 slices of cake would be needed. In fact only 30 slices of cake were eating what was the error in estimate of how mucj cake was eaten?

The sum of two consecutive integers is 11. Find the numbers.

Multiply the polynomials: (2x^3-4x) (3x^2+2) 6x^5-16x^3+8x x^5+18x^3-6x 5x^6+11x^3+8x 6x^5-8x^3-8x

Bonds from the city of Tavel Gorge worth $1,000 each are selling at 110.611. If Sean wishes to purchase three such bonds, how much can he expect to pay? a. $3,000.00 b. $3,331.83 c. $3,318.33 d. $331.83

A right cone has a radius of 3 feet and a slant height of 6 feet. What's the volume of the cone?

WHAT IS 3/4 OF £36 asking for my primary 5 sister

Explain the difference between simple interest and compound interest.