Answer:
If you're rounding to the nearest two decimal places it's 12.65
Step-by-step explanation:
Pythagorean Theorem :)
12^2 + 4^2 = b^2
144+16= 160
The square root of 160 is about 12.65
Answer:
$299.25
Step-by-step explanation:
What is 5% of $315? = $15.75
Therefore $315 - 5% =
$315 - $15.75
Ans + $299.25
Answer:
p : q : r = 10 : 4 : 3
Step-by-step explanation:
Expressing the ratio in fractional form
= 
( cross- multiply )
4r = 3q ( divide both sides by 4 )
r = 
q = × 2 = 
Then
p : q : r
= 5 : 2 : ( multiply all parts by 2 )
= 10 : 4 : 3
Answer:
27. <
28. <
29. =
30. =
Step-by-step explanation:
For absolute value, the value can never be negative unless a negative sign is in front of the absolute value equation. For example |-4| is positive 4 ,but -|-4| is -4. Another way is if you know what multiplying each sign is.
For the fractions, you need to change the fractions to a equal denominator. Hope this helps.
Answer: D
This result is true by De Moivre's theorem.
