tan A = height /base = 2/3
X - $5 bills
y - $10 bills
x + y = 12
y = 5x
x + (5x) = 12
6x = 12
x = 2
y = 5(2)
y = 10
10 $10 bills and 2 $5 bills
Answer:
56
Step-by-step explanation:
The median is the middle number of a sorted set from least to greatest. After sorting the set 61, 48, 52, 65, 56, 77, 54 the set is 48, 52, 54, 56, 61, 65, 77.
The middle number in this set is 56 so the median is 56
Answer:
Step-by-step explanation:
First we have to find length of 1 side of the square. We can use formula for area of the square. A=a*a ==>

where a is length of the side.
From this formula we can find

a=

Now we just have to multiply it by 4, because there are 4 sides.
81*4=324 - its the answer