Wooden prism

Find the weight of a regular wooden triangular prism with a height equal to the base's perimeter and a figure inscribed in a circle with a radius of 6.M cm, where M is the month of your birth. The density of oak is 680 kg/m3.

Correct answer:

m =  1.3196 kg

Step-by-step explanation:

ρ=680 kg/m3 r=6.6 cm m=6.6:100  m=0.066 m  a=3 r=3 0.0660.1143 m S1=3/4 a2=3/4 0.114320.0057 m2  h=3 a=3 0.11430.3429 m  V=S1 h=0.0057 0.34290.0019 m3  m=ρ V=680 0.0019=1.3196 kg

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