marcusbrown443mbrown marcusbrown443mbrown

01-05-2016
Mathematics

contestada

∠A and ∠B are complementary angles of right triangle ABC, cos A = 0.83, and cos B = 0.55. What is sin A sin B?

Respuesta :

taskmasters taskmasters

15-05-2016

Complementary angles are two angles which add up to 90° or forms a right angle. First, we find the value of A and B.

A = arccosine (0.83) = 34°
B = 90 - 34 = 56°

Thus, sin A = 0.56 and sin B = 0.83.

Answer Link

Otras preguntas

A database program helps to ____________. a. Organize, send, and retrieve e-mails quickly b. Deliver elegant presentations to a large audience easily c. Crea

Help me plz!!! Hurry before 2/2/16!!!!!!!!!!!and tell me how cause I have to write it down

The sales tax on a piece of furniture that cost $450 was 28.13 what is the percent sales tax

The base of an isosceles triangle is one more than twice the length of its legs. The perimeter is 25. Find the length of the legs.

How to you write 2 5/6 as a fraction

Eating ______ daily will help ensure you get all the nutrients you need. A. a variety of food B. the same type of food C. a little amount of food D. a great

In 1607, the 1 established their first permanent colony in the Americas at A. Quebec, Canada. B. Jamestown, Virginia. C. Plymouth, Massachusetts. D. Philade

The answer to 3 problems 1/4 foot= how many inches. 3/4 year = how many months. 3/5 meter= how many centimeters.

Based on the passage, who are the real monsters of Maple Street? Write three to four sentences explaining your answer.

Is the verb in the sentence below spelled correctly? Sophie pide comida mexicana.