Quadrilateral 33143

The roof of the prefabricated holiday cottage has the shape of a regular quadrilateral pyramid with a length of the base edge of 8 meters and a height of 9 m. How many square meters of cardboard are needed to cover the roof?

Correct answer:

S =  157.5817 m2

Step-by-step explanation:

a=8 m h=9 m  h2=h2+(a/2)2=92+(8/2)2=97 m9.8489 m  S1=a h2/2=8 9.8489/2=4 97 m239.3954 m2  S=4 S1=4 39.3954=16 97=157.5817 m2



Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators

You need to know the following knowledge to solve this word math problem:


 
We encourage you to watch this tutorial video on this math problem: video1   video2

Related math problems and questions: