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nika2105 [10]
3 years ago
15

Using the defects method, which relationship represents the Law of Cosines if the measure of the included angle between the side

s a and b of ΔABC is less than 90°?
A) area of square c2 = -area of square a2 − area of square b2 + area of defect1 + area of defect2
B) area of square c2 = area of square a2 + area of square b2 + area of defect1 − area of defect2
C) area of square c2 = area of square a2 + area of square b2 − area of defect1 − area of defect2
D) area of square c2 = area of square a2 + area of square b2 + area of defect1 + area of defect2
Mathematics
2 answers:
kramer3 years ago
7 0

Answer:

C !

Step-by-step explanation:

kirza4 [7]3 years ago
4 0
Using the defects method, which relationship represents the Law of Cosines if the measure of the included angle between the sides a and b of ΔABC is less <span>than 90°?

</span><span>C) area of square c2 = area of square a2 + area of square b2 − area of defect1 − area of defect2
</span>
I'm really not familiar with this subject area but I have encountered this problem before and this answer was confirmed. 
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Bezzdna [24]

Answer:

88°

Step-by-step explanation:

The triangle is an isosceles triangle, so two of the angles are both 46°. We also know that the sum of all the angles in any triangle is 180°, so we can set up the following equation:

46° + 46° + e = 180°

Solving this gets e = 88°.

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Answer:

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Step-by-step explanation:

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3 years ago
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Bumek [7]
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You use the distributive property
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1 year ago
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KatRina [158]
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≥

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