The total surface area of Africa is approximately ×1.17107 square miles. Write this number in standard notation.

Answer the following.(a) The signal from a certain satellite takes approximately 0.013 seconds to reach Earth. Write this number in scientific notation.(b) The total surface area of Africa is approximately ×1.17107 square miles. Write this number in standard notation.

The diameter of Jupiter at its equator is approximately ×1.43105 kilometers. Write this number in standard notation.

The surface area of Earth is approximately 5.1 × 108 km2. The surface area of Jupiter is approximately 6.2 × 1010 km2. Approximately how many times larger is Jupiter’s surface area than Earth’s surface area? A. 8 B. 12 C. 80 D. 120

The surface area of Mercury is 74,800,000 square kilometres.The surface area of Jupiter is 6.142 × 1010 km2The surface area of Jupiter is greater than the surface area of Mercury.How many times greater?Give your answer in standard form to 3 significant figures.I DON'T KNOWSUBMIT ANSWER

What is the surface area of a sphere with a radius of 16 units?A.288 units2B.1024 units2C.256 units2D.1024 units2