The shapes shown at left are placed in a bag. Laryssa pulls one out of the bag. What is the probability that Laryssa selects a triangle?

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is basically a good source of getting and others by what you know for example if someone asked a question and you know the answer you could answer it and get some points or if you need on a question you could make a post about it and wait till someone answers it or just look up the question and see if someone else has asked about it