Question

(-4,-1) (-1,-1) (-1,2) (a,b) are the vertices of square find ab and length of diagnol of square

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Answer 1

Answer:

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What is ecosystem?

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An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life. Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms.