The area of the triangular base of the prism above is 13 cm2. The height of the prism is 9 cm. What is the volume of the prism?

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post

Basic algebra equation. first set up your equation: divide out 9.and now you are left with 2x + 4 = 8.

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