Answer:
1. Statement: <2 and <5 are supplementary. Reason: Given
2. Reason: Vertical
3. Reason: Consecutive interior angles
4. Statement L is parallel to m. Reason: transversal makes equal angles
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Answer:
Step-by-step explanation:
because 
is 11-4, which is 7. And you don't change the x.
1:
Length: 7
Width:2
Perimeter: 18
2:
Length: 5
Width: 2.8
Perimeter: 15.6
Division property of equality. They are dividing -5 to both sides.
Answer:
2
Step-by-step explanation:
First, you do the subtraction 120-21.4 which is 98.7. So since you know its x^7, the number isn't going to be big. By guessing and checking, we start with 2. 2^7 is 128. We know that 1^7 would just be 1, so the closest whole number would be two.
