Area of a triangle and surds

S_100

New member
Joined
Sep 27, 2019
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27
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The answer is supposedly C. My working is as follows: I am not sure where I have gone wrong
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Jomo

Elite Member
Joined
Dec 30, 2014
Messages
10,858
In the right triangle the height is h=b+3 and the base is half of 4!!
 
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