21-07-2017
Mathematics

contestada

In any right triangle, the acute angles are complementary; that is, their sum is 90°. Use the trigonometric ratios to verify that the sine of an angle is equal to the cosine of its complement.

Respuesta :

Аноним Аноним

21-07-2017

it can be proved in this way. hope this helps.

Ver imagen Аноним

Answer Link

Otras preguntas

A test tube containing CaCO₃ is heated until the entire compound decomposes. If the test tube plus calcium carbonate originally weighed 30.08 grams and the loss

Electrolysis of a dilute solution of aqueous sodium chloride results in the cathode product a. Sodium b. Hydrogen c. Chlorine d. Oxygen e. peroxide

Which is closest to 0.5? 0.4, 0.505, 0.449, 0.48 or 0.53?

Seb made a jump of two and a half meters Kirsty's jump was 10 centimeters longer how long was Kirsty's jump

Do you think the Palmer Raids were a valid approach for a government to take? Explain

Comflict between Ralph and Jack quotes ?

who was not free in medieval England

10 lines on Good manners for class 1 student

How do conservationists make use of watersheds and ecozones? Why is this important?

Which of the following tends to form a cation (positive ion) with a charge of 2+? a. Na b. O c. He d. Mg