This is a maybe. Im not sure if this is right but its what I got.
Answer:
30 units ^2
Step-by-step explanation:
The area of a triangle is
A = 1/2 bh
The base is on the left b = 10
The height is perpendicular to the base = 6
A = 1/2 * 10 * 6
= 30 units ^2
Answer: k-8.4>21
Step-by-step explanation: K subtracted by 8.4 is greater than 21, so we start the equality off with our unknown variable K. Because K-8.4 is greater than 21, our symbol faces the direction of K-8.4 (symbol always faces the direction of the greater values).
If each of them paid an extra of $4.
4 person paid $4 x 4 = $16 extra
The $16 is the share of the 5th person, which is also each person's share.
$16 x 5 = $80.
Answer: The total bill is $80.
Looking at the table everything is correct if that is what you are asking.