For a tile pattern with a rule of y = 6x + 4 (where x represents the figure number and y represents the number of tiles), Which figure number has
40 tiles in it?

Or look at the picture for better explaination

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Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?

△abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.