Enter the area of rectangle PQRS in square units in the second box enter the perimeter of rectangle of PQRS BY THE WAY THE S IS ( -3 -3.5)

What is the number 321,000,000 in scientific notation? also what is the number? ?

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.

Fill in the table with whole numbers to make 430 in five different ways