Answer:


Step-by-step explanation:
Given: See Attachment
Required
Determine the length of the legs
To do this, we apply Pythagoras theorem.

In this case:

Open Bracket



Collect Like Terms


Solving using quadratic formula:

So:
or 
Since, x can't be negative, then:

One of the leg is:






14 red flowers so d because it says 4:7 so there is 8 yellow and 14 red so so fine the lowest common multiple thin divide both by same LCM and git your answer <span />
The contestants total number of points is 20.
30 + 15 = 45
45 - 25 = 20 total points
Answer:
I think so, but don't lose sight