In a test of hypothesis, the null hypothesis is that the population mean is equal to 74 and the alternative hypothesis is that t
1 answer:
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Answer:
20 units squared
Step-by-step explanation:
Use pythagorean theorem to find third side of triangle
Take the sqr root of 20
So the side of the square is sqr root of 20
Area is length x width
The area of a square is 2 times s, where s is the length of one side since a square sides are all equal.
So
Answer:
<h2><em><u>x</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>14</u></em></h2>Step-by-step explanation:
7x + 9 = 9x - 19. <em>[</em><em>Corresponding</em><em> </em><em>Angles</em><em>]</em>
=> 9x - 19 = 7x + 9
=> 9x - 7x = 19 + 9
=> 2x = 28
=> <em><u>x</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>14</u></em><em><u> </u></em><em><u>(</u></em><em><u>Ans</u></em><em><u>)</u></em>