Answer:

Step-by-step explanation:
In order to find r we have to square both sides of the equation

The *square root* sign cancels out the *squared* sign therefore:

40+3+.04+.003
expanded form is showing what you have to add together
y=3 when x=15
this is because we can set up a ratio of when x/15 and set it equal to 6/30 and divide them, solve for x.
Answer:
none of those
Step-by-step explanation:
A trapezoid is a 4-sided shape with 1 parallel side
Could you pls choose this as brainliest???!!!