1) First, you have to add all the 3 pieces of wood
10+7.5+12= 29.5 ft.
Second, you have to add the pieces that he has used
5.2 +6.2= 11.4 ft
Third, you have subtract the used wood from the whole wood to get how many feet he didn't use
29.5 - 11.4=18.1 ft.
I hope it helped. But, sorry don't know how to do number 2.
Given:
In ΔKLM, l = 48 inches, ∠K=55° and ∠L=46°.
To find:
The length of k, to the nearest inch.
Solution:
According to Law of sine,

In ΔKLM, using law of sine, we get



On further simplification, we get



Approximate the value to the nearest inch.

Therefore, the length of k is 55 inch.
Answer:
$8789
Step-by-step explanation:
you suptract 9,400. and 6.5%