-- The 'pole star', Polaris, is always nearly stationary in the sky.
-- It's located almost straight overhead when seen from the north pole.
-- When viewed from the equator, Polaris is right on the northern horizon.
-- Looking from anywhere in the southern hemisphere (south of the equator), Polaris is below the horizon, and can't be seen at all.
A person who was born and raised in the southern hemisphere, and who has never crossed the equator, has never seen Polaris, the "North Star" !
Answer:
an expression of more than two algebraic terms, especially the sum of several terms that contain different powers of the same variable(s).
Answer:
Median
Explanation:
- we commonly use mean as the measure of the center of the data.
- But Median is better measure than mean.
<u>Extra</u><u> </u><u>information</u><u>:</u><u>-</u>
<u>Median</u><u> </u><u>formula</u><u>:</u><u>-</u>
Wavelength = (speed)/(frequency) = 300,000,000/120,000,000 = 2.5 meters
Its A; The marginal benefit of completing the project outweighs the marginal cost of the project.