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

Gavin was thinking of a number. Gavin halves it and gets an answer of 36. What was the original number?

Please help me with this question:))))))

Why do you need to file your taxes every year

Simplify the polynomial. 4x−7+6x2+2x−3x2+12

how does the amount of rain fall affect the agriculture and industry.

To cook food, heat must be transferred from a heat source to and through the food! Is this true or false

please help me I don't know what number e stand for

The lower the efficiency of a ____, the ______ the percentage of energy that is degraded tp _____ energy.

Software and technology that allow people to work together on a task are known as .

5. What would be the consequence of an ecosystem that had no nitrogen-fixing bacteria? (1 point) O Nitrogen from decomposing animals would never be returned to