Answer:
By translating the function cos(x) 90 degrees to the right.
Step-by-step explanation:
The sine function is just the cosine function translated 90 degrees to the right. You can see the visualization below. They overlap.
If you're wondering why the diagram shows a shift in

That's just the equivalent to 90 degrees in radians.
Answer:
264
Step-by-step explanation:







The area of the square is 4
and the area of the triangle is 2
4+2=6
the area is 6
Answer:
1/5
Step-by-step explanation:
this is because 4/20 simplifies to 1/5
give brainliest please.
hope this helps :)
you don't have enough info, we need to know how old he was when he was twice her age, or how old she was