A helicopter heads due east at a speed of 9 kilometers per minute. A crosswind to the northwest causes a change in the helicopter's direction and speed to 30 north of east at 7 kilometers per
minute. What are the components of the vector that describe the change in velocity?

Find the commission on a $590.00 sale if the commission is 15%.

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

Rationalize the denominator- 12x/√x-10