The blade length is the radius of the circle formed by the area swept by the blades to the nearest square foot what is the area of this circle for model 3

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

What is 20+(5 x 2/5 )+ 3 show your work

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?