akswissmiss akswissmiss

11-06-2015
Mathematics

contestada

A square pyramid has a base area of 36ft2 the pyramids total surface area is 144ft2 what is the area of each triangular face?

Respuesta :

apologiabiology apologiabiology

11-06-2015

so a square pyramid is like the pyramids in egypt so
surface area of pyhraid=base+4 triangles
surface area=144
baswe=36
subsitute
144=36+4 times triangles
subtract 36 from both sides
108=4 triggles
divide by 4
27=trignels

the area of 1 triangle is 27 ft^2

Answer Link

Otras preguntas

Are wetlands and estuaries more similar or different? Defend your opinion.

what number is 75% of 8y?Use a proportion to answer the question in terms of y

What is the best way to describe a stock market?

pablo has $4200 to invest. pablo's goal is to have $5000 after 4 years. is this possible if he invests with a rate of return of 6%?

Which idea did most of the Founding Fathers, despite their differences, agree with?

The pH of water is _____ because it contains an equal amount of H+ and OH- ions.

Which idea did most of the Founding Fathers, despite their differences, agree with?

Which one is bigger 12/12 or 9/10

Please help! the equation A=1/2bh gives the area A of a triangle, where b is the length of the base and h is the height Solve this equation for h

Do you agree with Plato's vision of the ideal state in the republic?