PBMAFIA PBMAFIA

21-12-2020
Mathematics

contestada

Sin A + cos B = 1 ,A = 30 and B is an acute angle then find the value of B

Respuesta :

Аноним Аноним

21-12-2020

Answer:

B=60°

Step-by-step explanation:

So sin(30)+cos(B)=1

1/2+Cos(B)=1

Cos(B)=1-1/2

Cos(B)=1/2

So

B=acos(1/2)

B=60

Answer Link

Otras preguntas

Use the graphs below to answer the following questions: a. g(f(2) b.

how many ways are there to make $3 with pennies, nickels, and dimes

What is the equation of the line that has a slope of -4 and passes through the point (2, 3)?

1 Select the correct answer from the drop-down menu. sinr O tant = cost. Therefore, tan(90-A) = COST. 1/tan(90-A) 1/sin A 1/cos(90 - A) 1/tan A . (All angle mea

Which type of figurative language device refers to using words, in succession, that begin with the same letter

Find the value of z

Can someone explain to me #2 I only need #2

The process of becoming a professional begins with Question 23 options: admission to a professional school or a course of study. graduating from a degree progra

125. Which acute training variable accounts for the total time a muscle is engaged during a set of exercise? A. Type B. Time under tension C. Tempo D. Load

Use the graph to Write an equation of the line(3,165)(1,55)