ASAP I GIVE 20 POINTS! HELP ME ANSWER THESE QUESTIONS ASAP
THE ANSWERS COULD EITHER BE COMPOUND SUBJECT, COMPOUND VERB, OR BOTH

Evaluate cos2θ for cosθ = square root of 3/2

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

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