love12341 love12341

04-05-2018
Mathematics

contestada

What is the value of x? sin(x+34)°=cos(2x+20)°

Respuesta :

calculista calculista

13-05-2018

we know that
if sin A=cos B
then
angle A and angle B are complementary angles
so
A+B=90 degrees
in this problem
(x+34)+(2x+20)=90-------> 3x+54=90----> 3x=90-54-----> x=36/3----> x=12°

the answer is
the value of x is 12 degrees

Answer Link

Otras preguntas

what is the "old deluder law"?

What did the workhouses of 19th century Britain say about the social attitudes and economic conditions of the time?

Which of the following statements about the interaction of Earth’s systems is true? a. The interaction between Earth’s systems is limited to a response to human

10 is 40% of what number

Which best corrects the phrase fragment? Unwinding the hose. The man watered the dry lawn. A. The man watered the dry lawn. The man unwinding the hose. B. Th

The product of a number and 2

explain the two churches in the east and west in the middle ages

What is the best conclusion about the trend in creative careers shown on the graph? The number of people in creative careers has increased because service jobs

Explain the connection between jingoism and McKinley's foreign policy

Determine the unit price to the nearest tenth of a cent, and then determine the better buy. Option A: 12 eggs for $2:30 or Option B: 18 eggs for $3.25