Answer:
Always
Step-by-step explanation:
The definition of a perpendicular line is that it intersects another at a 90 degree angle. Using this, by verticals, the opposite corner angle must also be 90-degrees, and since one side of a line is 180 degrees, 180-90 = 90, which ensure the rest of the angles will be 90 degrees too.
Answer: I am not sure but I think it A or C
Step-by-step explanation:
1.) x=7
2.)y=-1
Step-by-step explanation:
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Answer:
.0147058824 OR rounded at the hundredths place is .01
Answer:
306.324
306.359
316.011
Step-by-step explanation:
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