If the area of △PQR is A, give the expressions that complete the equation for the measure of ∠R. m∠R = sin–1(bc)

b =

c =

What is the measure of the smallest angle in the diagram? 15 29 32 45

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft