Answer:
Step-by-step explanation:
we can use the trigonometric function in a right triangle
cos x = adjacent side to the angle /hypothenuse
cos 36°= x/10 ; multiply both sides by 10
10 * cos 36° = x ; make sure your calculator mode is in degrees
8.1 = x
I don’t know 16 wiry ends sh
Most real number arithmetic is pretty vacuous

That's about as good a way as possible to write this particular real number. But it's far from the only way.

so

Sometimes you can factor something out and you have a common radical:

But most of them are vacuous,

Answer:
48 (i might be wrong)
Step-by-step explanation:
180-66-66=48
Answer:
16x+36
Step-by-step explanation:
4(4x + 9)
16x+36