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Bài 3: Cho tam giác ABC vuông tại A, có đường cao AH=2cm, có hình chiếu của AB lên BC là 1cm. Tính CH, BC, AB, AC.
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Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?
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What are the solutions of the equation? 6x^2 + 11x + 4 = 0 a. 4/3, 1/2 b. -4/3, -1/2 c. 4/3, -1/2 d. -4/3, 1/2
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The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250
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Bài 3: Cho tam giác ABC vuông tại A, có đường cao AH=2cm, có hình chiếu của AB lên BC là 1cm. Tính C...
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