The slope-intercept is the first option, y=-3x-6
Yo sup??
The two triangles are similar by AAA property ie
Angle Angle Angle property
Let us name the two triangles as ABC and DEF
By observing the figure
mB=mE=90 (right angled triangle)
mA=mD (parallel lines property)
mC=mF (parallel lines property)
Therefore by AAA the two triangles are similar .
The diagram is given below.
PS: All the credits for image goes to Picasso-PSN03
Answer:

Step-by-step explanation:
Let
x------> The money each friend must pay, including the tip
we know that

so


Step-by-step explanation:
2πr
2x 3.14 x 8.1 = 50.22in
The correct answer to the question you asked is B.