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

Which fact in Jane Austen's life clearly influenced in "Pride and Prejudice? A. Living in England B. Living at her father's vicarage C. Her close relation

20 identical prizes are distributed to a group of 180 people. how many ways are there to distribute the prizes if each person can receive at most one prize

Pakistan and india faced military conflicts due to all of the following except.. a) region of kashmir b) religious tensions. c) disputes over british support. d

Use the food web to answer the question. snakes frogs birds rabbits insects grass which two organisms in the food web compete with each other for resources? a.

Where did the Japanese attack in Hawaii?

6. Suppose that we are designing a completely randomized block design with 120 subjects, where the subjects are divided into two blocks of equal size. In this e

4x−5 for x=10 This is on my homework and I need to get this does quick. May you guys please help me out

A lighthouse sits at the wdge of a cliff. a ship at sea level is 550 m from the base of the cliff. the angle of elevation from sea level to the base of the ligh

3. towards the end of world war ii, the germans wanted to get rid of any trace of the jews' killings. how did they plan to kill the remaining jews?

A medical researcher claims that 60% of people with shellfish allergies do not have their first allergic reaction until adulthood. This value seems suspicious t