Calculate the height of an isosceles triangle with a base 37.8 mm long and an arm 23.1 mm long.

Correct answer:

v =  13.2816 mm

Step-by-step explanation:

z=37.8 mm r=23.1 mm  r2 = (z/2)2 + v2  v=r2(z/2)2=23.12(37.8/2)2=13.2816 mm

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