rmula for the area of an Sketchpad
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activity site to answer the question
R=PR
true?" Explain. 55. Diana says she knows the formula for the area of a triangle is one half of the base times the height. She wonders if it makes a difference which side she uses for the base. For example, in the figure below, she knows
AD
is 5.5 and wonders if she could use 10 as the base. How would you respond?