Astronomers recognize 88 constellations of stars in the sky, including the 12 zodiac constellations. how are these constellations used by astronomers?
a. to find the location of the milky way.
b. to identify stars which are the same distance from earth.
c. to track the movement of the sun during the year.
d. to name nearby galaxies.

Use a graphing calculator to solve the equation - 3 cos t = 1 in the interval from 0 ≤ theta ≤ 2 π round to the nearest hundredth.

According to a recent survey, the local government wants to classify people according to their income earning capacity. they want to do so in order to provide special facilities for the poor. who among the four individuals will be classified as poor? a. joseph earns $2.25 per day b. maria earns $1.50 per day c. rosita earns $2.00 per day d. tim earns $ 1.00 per day

What id the primary human cause of the global warming a. storage of nuclear fuel rods b. burning of fossil fuels c. building of high-density housing d. violent conflicts over natural resources