Find the missing side. Round to the nearest tenth.* 7) 60 12 A) 8.4 C) 13.9 B) 7.2 D) 10.4

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Q: Find the value of the trigonometric ratio.* 4) cos X X. 24 32 40 A) B) 4. 3. D) 4. 3.

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Q: Find the missing side. Round to the nearest tenth.* 9) 9. 43 A) 6.6 C) 8.7 B) 12.3 D) 9.8

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Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.