The Great Pyramid of Giza is the last remaining Wonder of the Ancient World and mystery still surrounds it to this day. The ...

"The Great Pyramid at Giza is known to have an amazing character of concavity that each of its four faces is slightly indented along its central line, from base to peak," Akio Kato from the ...

(b) Square pyramid (c) Trigonal bipyramid (d) Octahedral. Answer: (a) Pentagonal bipyramid. 13.The bond length between hybridised carbon atom and other carbon atom is minimum in (a) Propane (b) Butane ...