Объяснение:
CM²=CB²-MB²
AM²=AC²-CM²
CM²=81-36=45
AM²=225-45=180
[tex] x = \sqrt{180} = \sqrt{9 \times 4 \times 5} = 6 \sqrt{5} [/tex]
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Объяснение:
CM²=CB²-MB²
AM²=AC²-CM²
CM²=81-36=45
AM²=225-45=180
[tex] x = \sqrt{180} = \sqrt{9 \times 4 \times 5} = 6 \sqrt{5} [/tex]