In a right triangle abc point a is moving along a leg of the right triangle toward point c at a rate of 1/2 cm/s and point b is moving toward point c at a rate of 1/3cm/s along the line containing the other leg of the right triangle what is the rate of change in the area of a triangle abc with respect time at the instant 1ac equals 15 and bc equals

This was a series of articles written to persuade new york to ratify the constitution.

True or false. in studies examining gender differences and juvenile crime, recent research has shown that the gender gap for drug and violent offenses is getting smaller.

1) earth's crust is made up of relatively rigid plates that ride atop earth's hot, semiliquid mantle. (2) the plates are called tectonic because they're in constant motion. (3) they can move because earth's mantle is a very hot and semiliquid fluid called magma. (4) volcanoes are a result of magma rising up or erupting through a plate, particularly where plate boundaries are moving against each other. (5) also, when plates slide against each other, causing friction along adjacent plate boundaries, earthquakes frequently occur. (6) therefore, we often find volcanoes and earthquakes along plate boundaries. (7) plates may also collide. (8) when that happens, mountain ranges are formed. (9) for example, the collision of the plate carrying the indian subcontinent created the himalayan mountains when it collided with the asian plate. 2. which sentence in this passage introduces a new topic that might begin a new paragraph? a. sentence 5 b. sentence 4 c. sentence 7 d. sentence 6