Question
with working a rectangular pyramid is10by7 hasheight 11calculate side ofa triangleand surface area
Answers
oobleck
the base is 10x7
there are four triangular faces
two have base 10 and height √(11^2+3.5^2)
two have base 7 and height √(11^2+5^2)
so add up all those areas
there are four triangular faces
two have base 10 and height √(11^2+3.5^2)
two have base 7 and height √(11^2+5^2)
so add up all those areas