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MissTica
3 years ago
13

If the sin 30° is one half, then the cos ________° = ________.

Mathematics
1 answer:
svetoff [14.1K]3 years ago
7 0

Step-by-step explanation:

sin(a) = cos(90 - a)

60°= one half

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An odd number between 301 and 370 has three different digits. If the sum of its digits is five times the hundreds digit, find th
damaskus [11]
For the answer to the question above, <span> 
5x3 (the hundreds digit)= 15
so 3+x+y=15. 15-3=12. x+y=12.
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That leaves us with 3+3+z=15, 3+3+x =15 and 3+5+y= 15. 3+1+9 (highest odd digit)= 13 so that is wrong.
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3 years ago
The difference between x and 5, divided by 6
SashulF [63]

Answer:

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3 years ago
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Travka [436]

Answer:

49b² - 36

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As you can tell, there are no common factors (1 does not count), therefore, the expression given is already in most factored form.

49b² - 36 is your answer.

~

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3 years ago
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