3 years ago

How many pairs of complementary angles would it take to create a straight line? How do you know?

2 answers:

5 0

It would take 2 pairs of complementary angles because complementary angles have 90 degrees and 180 degrees makes a straight line

bija089 [108]3 years ago

5 0

It would take 2 pairs and complementary is 90 degrees and a straight line makes 180 degrees

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Is -0.3 with the line over the 3, a rational, irrational number or integer?

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I think it is C

Step-by-step explanation:

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3 years ago

What is 8.57 in fraction or mixed number as a decimal

aivan3 [116]

To write 8.57 as a fraction you have to write 8.57 as numerator and put 1 as the denominator. Now you multiply numerator and denominator by 10 as long as you get in numerator the whole number.
8.57 = 8.57/1 = 85.7/10 = 857/100

And finally we have:
8.57 as a fraction equals 857/100

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