Determine which property is demonstrated below: <UZR+<IZM=<RZU+<MZI?

👨🏻‍🏫 學術台數學

[匿名]

2018-07-25 9:04 am

A.Symmetric
B.Multiplication
C.Division
D.Subtraction
E.None of the above

回答 (4)

胡雪8°

2018-07-25 10:49 am

∠UZR = ∠RZU
∠IZM = ∠MZI

Addition: ∠UZR + ∠IZM = ∠RZU + ∠MZI

The answer: E. None of the above

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Iggy Rocko

2018-07-25 9:13 am

none of the above
commutative property of addition

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[匿名]

2018-07-25 9:13 am

Identity
<UZR is <RZU

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[匿名]

2018-07-25 9:10 am

That is the commutative property of addition, using substitution of equivalent angle labels.

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