Answer: 12.20 feet.
Step-by-step explanation:
Observe in the figure attached that a right triangle is formed.
Then, you need to remember the identity:

In this case you can identify that:


Then, to find the length of the wooden board (x), you need to substitute values and solve for x.
Therefore, you get:

The length of the wooden board is: 12.20 feet.
Answer: -1.375 < -1
Step-by-step explanation:
Answer:
we need the figure, where is it
Answer:
02-04 I think 10+5/2= 12.5 for average
Maybe 02-03 for 10
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
There's only 3 prizes thus meaning only 3 people can be awarded