3 years ago

Geometry math question no Guessing and Please show work thank you

Mathematics

2 answers:

Snezhnost [94]3 years ago

7 0

3m+21=6m
=>21=6m-3m
=>21=3m
=>7=m
Therefore option A is the answer

4vir4ik [10]3 years ago

4 0

Here triangles LRU and LAU are congruent

So side RU=AU

3m+21=6m

subtracting 3m from both sides

21=6m-3m

3m=21

dividing both sides by 3

m=21/3 = 7

Answer is A. m=7

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