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hodyreva [135]
2 years ago
13

Use algebra tiles to find the difference. Let one yellow tile equal +1 and one red tile equal –1. 12 – (–11)

Mathematics
1 answer:
Anvisha [2.4K]2 years ago
8 0

Answer:

its 23

Step-by-step explanation:

its 12+11 because two negatives make a positive

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Answer:The answer is B


Step-by-step explanation:

first find te height:

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now do the  pythagorean theorem:

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A= a^2+2a√((a^2/4)+h^2)

a (base edge)= 1.5

h (height)= 2.905

Calculate and you get B as your answer.


Hope this elpsand you get this right!

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