In right ∆ABC, C is a right angle and sin A = 243/312. What is mB?

Question

23-06-2017
Mathematics

contestada

In right ∆ABC, C is a right angle and sin A = 243/312. What is mB?

Respuesta :

Otras preguntas

What is the difference between an isthmus and a strait?A.A strait is a body of land that creates a bridge over a large body of water, and an isthmus is the plac

Find 12 1/2% of 96 men

Mars takes 686 days to orbit the Sun. What percent is this of the time it takes the Earth to orbit the Sun?

What is the difference between an isthmus and a strait?A.A strait is a body of land that creates a bridge over a large body of water, and an isthmus is the plac

60% of 10 help me ///////////

What is the average of the following numbers: 3.2, 47/12,10/3?

A __________ is a wide-mouthed body of water close to shore.A.gulfB.bayC.seaD.lake

What is the difference between an isthmus and a strait?A.A strait is a body of land that creates a bridge over a large body of water, and an isthmus is the plac

What is the answer to this equation 50X6-?=265/ I assume it is poitive 35. Is that correct?

scme1702 scme1702 · Answer 1 · 2017-06-29T20:48:28+02:00

scme1702 scme1702

29-06-2017

The sin of any given angle is:
sin(∅) = perpendicular / hypotenuse

The perpendicular of angle A will be equivalent to the base of angle B. Therefore,
Cos(B) = 243/312
B = Cos⁻¹(243/312)
B = 38.8°

The measure of angle B is 38.8 degrees.

Answer Link