Lin drew a triangle and a dilation of the triangle with scale factor 2: D

B

1. What is the center of the dilation? Explain how you know.

2. Which triangle is the original and which triangle is the dilation? Explain how you know,

HH

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look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).

answer: none of these answers are correct only the second half is

step-by-step explanation:

-1   1/6.   you dont subtract the denominators

step-by-step explanation:

the distance between the school and her home is 3.6km.

12 mins = 0.2 hours = 1/5 hour

54 ÷ 3 = 18km per hour

1/5 of 18 = 3.6km per 12 mins