Cos -2x or -cos2x, it's the difference.
145 degrees. Angle 145 and and E are the same
Answer:

Step-by-step explanation:
First let's find the radius of the quarter circle.

Now let's find the arc length of this quarter circle.

Now let's find the perimeter
<em>hope</em><em> </em><em>this</em><em> </em><em>helps</em>
<em>brainliest</em><em> </em><em>appreciated</em>
<em>good</em><em> </em><em>luck</em><em>!</em><em> </em><em>have</em><em> </em><em>a</em><em> </em><em>nice</em><em> </em><em>day</em><em>!</em>
Step-by-step explanation:
try adding them together that'll make sense duh lol
Answer:
sin-32/40
cos-24/40
tan-32/24
Step-by-step explanation:
SOHCAHTOA
sin is opposite over the hypotenuse
cosine is adjacent over hypotenuse
tan is opposite over adjacent
plug in the numbers corresponding with angle B and you get your formulas
so sorry if my explanation was bad