Answer:
what grade are you in? because I do not know what is this
Step-by-step explanation:
Answer:
iodine gold mercury
Step-by-step explanation:
Answer:
The height of the beam is:
Step-by-step explanation:
The radius of the tunnel is r = 15 feet
The distance of the beam from the center of the tunnel is:
We have a right triangle, where:
- The Hypotenuse is 15 feet
- One side is 9 feet
- The other side is the height of the beam
Let's use Pythagoras theorem.
Therefore, the heigh of the beam is:
I hope it helps you!
<span>-4(N + 9)
= -4N - 36 .......expand by using distributive property
answer
</span><span>C)-4N - 36</span>