Ask your own question, for FREE!
Mathematics 11 Online
OpenStudy (anonymous):

The surface area of this pyramid is 189 square cm The area of the square base is 49 square cm. What is the area of one triangular face of the lateral surface? Show the steps of your solution and explain your work.

OpenStudy (anonymous):

OpenStudy (anonymous):

A square pyramid is formed by a square base and four triangular faces surface area of pyramid = area of square + 4(area of triangle) 189 = 49 + 4(area of triangle) area of triangle = (189 - 49) /4 = 140/4 = 35 square cms

OpenStudy (anonymous):

Um ok.

OpenStudy (anonymous):

what

OpenStudy (anonymous):

Nothing.

OpenStudy (primeralph):

lol

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!