Answer:

Step-by-step explanation:
When dividing 46 by 9 quotient is 5 and remainder is 46 - 45 = 1

Answer:
Step-by-step explanation:
now the equation looks like
3-4Cos(x)=y
hmmm i'm wondering if you can figure it out from here??? it's the same as the other two.. plug in that
/2 .. can you? :)
Answer:
its an isosceles triangle
Step-by-step explanation:
Answer:
x = √21.
Step-by-step explanation:
Triangles ADB and BCD are similar.
So their corresponding sides are in the same ratio:
x / 7 = 3 / x
x^2 = 21
x = √21.