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umka2103 [35]
3 years ago
5

Evaluate 5-(4+2) to the second power

Mathematics
1 answer:
Leviafan [203]3 years ago
4 0

Answer:4+2 is 6, 5-6 is -1

-1 to the second power is 1

Step-by-step explanation:

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Line XY bisects and is perpendicular to AB and CD. CD = 10 and XY = 24. What is the length of AP?
myrzilka [38]

Answer:

<u>AP = 13</u>

Step-by-step explanation:

See the attached figure.

CD = 10 and XY = 24

Line XY bisects and is perpendicular to AB and CD

∴ XY bisects at Y

∴ CY = 0.5 CD = 0.5 * 10 = 5

And from the geometry of the shape

P is the midpoint of XY

∴ XP = YP = 0.5 XY = 0.5 * 24 = 12

XY is perpendicular to CD

∴ ΔPYC is a right triangle at Y

∴ PC (hypotenuse) = \sqrt{PY^2+YC^2} =\sqrt{12^2+5^2}=\sqrt{144+25} =\sqrt{169} =13

From the figure AP = PC = 13

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3 years ago
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Step-by-step explanation:

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6 0
3 years ago
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Step-by-step explanation:

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Complete the pair of triangles
Butoxors [25]

Answer:

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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