Triangular pyramid

Determine the volume and surface area of a regular triangular pyramid having a base edge a=20 cm and a lateral edge b = 35 cm

Correct answer:

V =  1848.4228 cm3
S =  1179.4357 cm2

Step-by-step explanation:

S=3 S1+S2=3 335.4102+173.2051=1179.4357 cm2



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