Find the surface area of the figure. Round to the nearest hundredth when necessary.
1 answer:
Answer:
Solution given;
slant height[l]=32km
side of equilateral triangle (a)=14km
now
total surface area of triangular pyramid =
area of base triangle +3 area of traingular faces
=√3/4 a²+3×½×{b×l}
=√3/4 14²+3/2×{14×32}
=756.87=757 km² is a required surface area.
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