Answer:
75:25:100
Step-by-step explanation:
step 1= 3+1+4=8
step 2= 200/8=25
step 3= 25 x 3=75
25 x 1= 25
25 x 4=100
Answer:
r = 8
Step-by-step explanation:
59 = 7r + 3
Switch sides:
7r + 3 = 59
Subtract 3 from both sides:
7r = 56
Divide both sides by 7:
r = 8
Sorry I don't have enough time to deal with this problems, I believe that by using this formula you will easily come out with your answer. In the first one that has all sides you must use the law of cosines. Here is the formulas . Keep it because it is very helpful