Answer:
Step-by-step explanation:
<CBD is congruent to <ABE by Vertical Angles
<ABC is congruent to <DBE by Vertical Angles
If we factorize the expression

We will get

Hope I helped!
.625 or if you want it in a fraction it is 625/1000
Answer:
Option C
Step-by-step explanation:
Assuming P represents the number of outcomes, n the number of competitors and r the number of places to be awarded....

There are 336 different possible ways for the winners to be chosen.
<u><em>Hope that helps!</em></u>
Answer:
315 degrees
Step-by-step explanation:
Assume that the dial is a perfect circle and therefore makes a full 360 degree rotation. If the dial is already turned 45 degrees, the rotation angle required to return all the way to the initial position is:

You will need to rotate 315 degrees.