56,000 would be the answer. If you divide the 42,000 by 3 then add your quotient to the original number you get his salary before tax.
Answer:

Step-by-step explanation:
Base is an equilateral triangle
slant hight= 12 in
side of base= 5 in
so, perimeter of base = 3(5)=15 in
lateral area = 1/2 pl =1/2 (15)(12) in
=90 in²
--------
hope it helps..
have a great day!!
For the square:
32•48= 1536 in ^2
For the triangle: 48•12= 576/2= 288 in^2
1536+288= 1824 in^2
3/10 = .3 and 87/100 = .87
382.3 - 191.87= 190.43
so the answer is 190.43
Hope this helped!! :))