<p> The triangle has an area of `31.5` `text{cm}^2`. </p> <p>What is the base (`b` cm) of the triangle?<highlight data-color="#666" data-style="italic">Write your answer as a whole number, simplified fraction, or exact decimal. </highlight></p><UiTriangleV2 data-props='{ "options": { "cell_size": 16, "rows": 15, "columns": 11, "padding": 1, "xOffset": -5.5, "yOffset": 3 }, "scale_factor": 7, "rotation_angle": 0, "disableLabelRotation": true, "vertex": { "top": { "angle": 75.9 }, "left": { "angle": 67.3 }, "right": { "angle": 36.8 } }, "sides": { "base": { "label": { "label": "b", "label_color": "black", "labelXOffset": 0 }, "color": "black" }, "left": { "label": { "label": "6.5 cm","labelXOffset":1.5 } }, "right": { "label": { "label": "10 cm", "labelXOffset": -5 } }, "altitude": { "label": { "label": "6 cm", "label_color": "black" ,"labelXOffset":3,"labelYOffset":5}, "right": true, "color": "black" } }, "arcs": [ { "position": "altitude", "show_arc": true } ], "background_color": "white", "border_color": "black", "rotation_angle": -90, "area": { "text": "31.5 cm", "position": "top", "color": "" }, "disableLabelRotation": false}'></UiTriangleV2 >