Answer:
Step-by-step explanation:
The Law of Cosines is given as:
.
Plugging in given values, we get:
.
Answer:
x= - 3
Step-by-step explanation:
A+B+C=180
A=55
B=54
C=x+74
55+54+(x+74)=180
109+(x+74)=180
x+74=71
x=-3
When a negative number is divided by another negative number, <span>sign of the quotient would be positive and always positive</span>
Answer:
<h3>
Joseph: $ 17.5 ; Maria: $ 9 ; Rebecca: $ 3.5</h3>
Step-by-step explanation:
Joseph:
Maria:
Rebecca: 30 - 17.5 - 9 = $ 3.5
Answer:
Step-by-step explanation:
The MAD is 2.