Answer:
f=100
Step-by-step explanation:
Answer:
125 and 55
Step-by-step explanation:
180=8x+20
160=8x
x=20
6(20)+5 2(20)+15=
120+5=125 degrees 40+15=55 degrees
Answer:

Step-by-step explanation:
<u>Step 1: Subtract m from both sides
</u>


<u>Step 2: Divide both sides by -1
</u>



Answer: 
Answer:
3√41
Step-by-step explanation:
The diagonal can be gotten using the pythagoras theorem
d² = l²+w²
d² = 12²+15²
d² = 144 + 225
d² = 369
d = √9*41
d = 3√41
Hence the diagonal is 3√41
37+37+37+37=148 all you have to do is add 37 together four times