10. A rectangular section of wilderness will be set aside as a new wildlife refuge. Its dimensions are 6 x 105meters by 5 x104 meters. Find the area of the land in square meters. Make sure your answer is in correct scientific notation form and show your work. I need help! my grade depends on it.

Answer 1

multiply the mantissas (6 and 5) and add the powers of ten

area = (6 x 10^5 m) * (5 x 10^4 m) = 30 x 10^9 = 3 x 10^10 m^2

Answer 2

A rectangular section of wilderness will be set aside for a new wildlife refuge. It's dimensions are 5.2 × 105meters by 3.7 × 106meters. Find the area of the land in square meters.