From the top of a 108 foot lighthouse, the angle of depression of a boat at sea is 27º. find the horizontal distance from the boat to the base of the lighthouse, to the nearest foot.

When your working with the passage-based reading questions on the psat do all of the following except. a)make sure you read each question throughly. b) try to answer each question before you look at the answers. c) plan to spend most of your time reading the passage. d) make sure your answer choice is the most correct number me

Scientists observed a rock stratum with fossil. if mollusks evolved before arthropod, where will their fossils be found.

Auser wants to add a thick, dark green border around a chart in powerpoint. the user can do this in chart tools by choosing what