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

true or false the way lenses is curved affects how it bends light 30 points

Which of these is not a traditional category used in an index? A. Parts of speech B. Events C. Concepts that are import

plz i got need help here

¿Qué tipo de descubrimiento hicieron los Mayas? a. el arroz c. el cacao b. el chocolate d. el trigo

Quadrilateral ABCD is reflected over the x-axis. What are the coordinates of quadrilateral A'B'C'D?

helpChoose the clincher sentence that best restates the following topic sentence.There are many fun things a person can do to help the brain.A.One thing that co

Andre is running in an 80-meter hurdle race. There are eight equally spaced hurdles on the track. The first hurdle is 12 meters from the starting line and the l

A person walks 13 mile in 19 hour. The person's speed is ____ miles per

The __________ started the first farms and a town in what is now New York City.

Apply the 45º-45º-90º Triangle Theorem to find the length of a leg of a right triangle if the length of the hypotenuse is 8{x} inches.