irfan9814385953 irfan9814385953

02-05-2021
Mathematics

contestada

without using calculator or table find the value of sin 15°

Respuesta :

nishanup6 nishanup6

02-05-2021

Answer:

.25881

Step-by-step explanation:

sin15

=sin(45-30)

=sin45.cos30-cos45.sin30

=(0.707×0.86)-(0.707×0.5)

=(0.6082)-(0.3535)

=0.25

Answer Link

Otras preguntas

Scientists observed a rocky, rotating object orbiting in space. It was 250 km wide. The rocky object was located several times farther away from the sun than th

Write down the irrational numbers from the following.1/3, 0.65, square root 6, 2/5, cube root 8, pie

the volume of this is cone 923.16 cm what is the radius of this cone

How to change account to have access to tutor

Describe abnormal psychology

I need help with this question and a step by step explanation for future references, Thanks!

If a coin is flipped 5 times and heads comes up 2 times, what is the relative frequency of heads coming up?

How many square meters are there in a floor that is 9 meters long by 12 meters wide? 99 108 109 117

Equations, graphs, Slopes and y-intercepts : application

By which factor is the sound intensity decreased at 3 meters? StartFraction 1 over 9 EndFraction. StartFraction 1 over 3 EndFraction. StartFraction 1 over 2 En