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 trellis is a system of overlapping wooden slats created for a vegetable or flower vine to grow on. What must be the value of x so that the two slats will b

Q1/ In cellular respiration is H2O a waste product ? Q2/ What is the waste product of cellular respiration ?

i need help with math

A bus is traveling 54 miles per hour. Use this information to fill in the table.

The area of a circular Garden is 3850cm^2. Find the length of wire of sturns.

In his or her role as ______________, the governor of Virginia represents all Virginians.

will give brainliest if you can help me how did Sumerian's writing impact the western world

How does the figurative language in Part A affect the first stanza of the poem? -It shows the speaker's relief. - It demonstrates the speaker's surprise. - It c

Silica (quartz) is a mineral whereas sandstone is a rock. Why?

Which is the order of the flow of energy from its production within the sun until it reaches Earth? (1 point) O nuclear fusion; radiation; convection currents o