3 years ago

What is the value of x in the diagram?

Mathematics

1 answer:

cestrela7 [59]3 years ago

5 0

Answer:

x = 5

Step-by-step explanation:

x² + (2x+2)² = (2x+3)²

x² + 4x² + 8x + 4 = 4x² + 12x + 9

x² - 4x - 5 = 0

(x - 5)(x + 1) = 0

x = -1 This can be discounted as the answer because you cannot have a negative length

answer: x = 5

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