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taurus [48]
3 years ago
14

(SAT Prep) In the given figure, a ∥ b. Find the value of z. A. 50° B. 90° C. 45° D. 75°

Mathematics
1 answer:
Mrac [35]3 years ago
5 0

Answer: The awnser is 45 degrees

Step-by-step explanation:

As you can see there are two z's which equal to 90 degrees and one z eqquals to 45 degrees.

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NEED HELP ASAP!!
BARSIC [14]
84 square inches divided by 14 inches equals 6

84 divided by 14 = s
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3 years ago
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The product of x and 2 is less than or equal to 4
MissTica
2x≤4

I'm not sure how else to help you in this situation, without you providing me with more information.  If you want the solution for x, you would just divide both sides by the coefficient of the variable, or 2, resulting in the inequality:

x ≤ 2

Hope this helps! Comment if you need to add info or have any more questions about this problem.
5 0
3 years ago
Divide the following polynomials (a4 + 4b4) ÷ (a2 - 2ab + 2b2)
telo118 [61]
(a^4 + 4b^4) ÷ (a^2 - 2ab + 2b^2)
= [(a^2 - 2ab + 2b^2) (a^2 + 2ab + 2b^2)] / (a^2 - 2ab + 2b^2)
= a^2+2ab+2b^2 =The answer

(a + b)^2 = a^2 + 2ab + b^2 => square of sums
(a - b)^2 = a^2 - 2ab + b^2 => square of deference
and of course one of most important ones:
a^2 - b^2 = (a - b)(a + b) => difference of squares
Best Answer: (a^4 + 4b^4) ÷ (a^2 - 2ab + 2b^2)
= [(a^2 - 2ab + 2b^2) (a^2 + 2ab + 2b^2)] / (a^2 - 2ab + 2b^2)
= a^2 + 2ab + 2b^2
a^4 + 4b^4 => i.e. 4a^2b^2 ,
a^4 + 4a^2b^2 + 4b^4 => a^2 + 2ab + b^2 = (a + b)^2, if : a = a^2 , b = 2b^2:
(a^2 + 2b^2)^2 = a^4 + 4a^2b^2 + 4b^4 => We can't add or subtract the value to the expression.
a^4 + 4a^2b^2 + 4b^4 - 4a^2b^2 =>
(a^2 + 2b^2)^2 - 4a^2b^2 =>
(a^2 + 2b^2 - 2ab)(a^2 + 2b^2 + 2ab) =>
(a^2 - 2ab + 2b^2) (a^2 + 2ab + 2b^2)

Greetings!


8 0
3 years ago
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PLEASE HELP ME!
Olin [163]

Answer:

126

Step-by-step explanation:

14 times 9

7 0
3 years ago
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Question 1: Describe how you would use the distributive property to simplify (39 x 5). Question 2: Your best friend tells you th
Alexxx [7]
39 x 5 = (30 x 5) + (9 x 5) = 150 + 45 = 195



He did not change the sign of operation when 28 crossed the equals sign.
6 0
3 years ago
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