Hallamos el ángulo aplicando razones trigonométricas de ángulos complementarios. Sen π/5 = Cos "a"

Alternativas:
a. 3π/10 b. 3/10 c. π/10

Solve the system of equations. y= 2x y= x^2 - 15

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet

What is the measure of angle x? 37° 82° x°