A square pyramid has a base of side 10 cm. Each triangular face has a slant height of 8 cm. What is the total area of the FOUR triangular faces in its net?
Class 8Nets of SolidsGeometry
A175
B160
C320
D145
Step-by-Step Solution
Each triangle = 21*base*slant = 21∗10×8=40cm2. Four triangles =4×40=160cm2.
Answer: B) 160
Master this chapter in 30 minutes a day.
Don't just memorise the answer — build a daily practice habit.