The slope is 5/4.
5²+4²=41
√41=6.4
EF=6.4 units.
x -y = 1
5x + 3y = 45
Solve the first equation for x: x = y + 1
Substitute x in the second with y + 1
5x + 3y = 45
5(y + 1) + 3y = 45
5y + 5 + 3y = 45
8y + 5 = 45
8y = 40
y = 5
Substitute 5 for y in x = y + 1
x = y + 1
x = 5 + 1
x = 6
Answer: (6, 5)
L = A/W
Length equals area divided by width
Answer: 87.5
Step-by-step explanation: 1cm x 25cm = 87.5