The area of australia is 2.95 times 10 to the power of 6 square miles. what is the approximate average number of people per square mile in australia?

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

In δabc, if the length of side b is 3 centimeters and the measures of ∠b and ∠c are 45° and 60°, respectively, what is the length of side c to two decimal places?

When y’all answer can y’all explain too !