Answer:
<em>your answer is D lexie will roll an even number roughly 400 times but not exactly 400 times </em>
<em>hope this helps</em>
Check the picture below.
make sure your calculator is in Degree mode.
Answer:
Step-by-step explanation:
center of the hyperbola is (0,0) = (h, k)
c = the distance form the center to either focal point = 100
The differences from the receiver to the transmitters = 2a
2a = 180 miles
a = 180/2=90 miles
The standard form is
You can set up a proportion that looks like 3/7 = x/21. X being the number that you are trying to find. Seven goes into 21 three times. So multiply 3 also by that 3 to get 9. So three sevenths of twenty-one is 9.