Answer:
7.28 units
Step-by-step explanation:
Using the Pythagorean theorem,
, we get:

≈ 7.28
<span>10 units to the right and 2 units up,</span>
Answer:
36
Step-by-step explanation:
EF = is 1/3 of 15
Since the triangles are similar, then the perimeters are similar.
The perimeter of EDF is 12
The perimeter of ABC should be 3 times as large.
3*12 = 36
The perimeter of ABC = 36
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