derrick67945 derrick67945

23-06-2017
Mathematics

contestada

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

Respuesta :

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

Otras preguntas

In a net-present-value analysis, the discount rate is often called the? payback rate. objective rate of return.

Express 12 minutes as a percentage of 2 hours

Investigators want to study the effects of a new growth hormone on mice to do this they select a population of mice that are

A salesperson who follows the trust-based relationship selling strategy when dealing with his or her customers is expected to be actively involved in:________

#31 please!!!!!!!!!!!!!!!!!!!!!!!!!!!

_____________________ influence and heritage constitutes the foundation of present-day culture and has influenced the spatial organization and development of su

what is an antonym of tuition?

Find the value of the expression. Enter your answer in the box. `2+(6+1)^2-8

A nurse is preparing an education plan for a client who has been newly diagnosed with diabetes. which method would be appropriate for the nurse to use to foster

When the federal government decides to pay senators more than it pays soldiers, it answers the ________