For the parallelogram, if m 2 - 4x-20 and m24 - 3x - 11, find m21. The diagram is not to scale.
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Rearrange the formula c^2 = a^2 + b^2 for b

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex