SOLUTION: PLS. HELP ME SOLVE THIS PROBLEM.. THANK YOU SO MUCH. FIND THE AREA OF A TRIANGLE WHOSE VERTEX IS AT THE MIDPOINT OF AN UPPER EDGE OF A CUBE OF EDGE A, AND WHOSE BASE MEET WIT

Algebra ->  Surface-area -> SOLUTION: PLS. HELP ME SOLVE THIS PROBLEM.. THANK YOU SO MUCH. FIND THE AREA OF A TRIANGLE WHOSE VERTEX IS AT THE MIDPOINT OF AN UPPER EDGE OF A CUBE OF EDGE A, AND WHOSE BASE MEET WIT      Log On


   



Question 404193: PLS. HELP ME SOLVE THIS PROBLEM.. THANK YOU SO MUCH.
FIND THE AREA OF A TRIANGLE WHOSE VERTEX IS AT THE MIDPOINT OF AN UPPER EDGE OF A CUBE OF EDGE A, AND WHOSE BASE MEET WITH DIAGONALLY OPPOSITE EDGE OF A CUBE.

Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
FIND THE AREA OF A TRIANGLE WHOSE VERTEX IS AT THE MIDPOINT OF AN UPPER EDGE OF A CUBE OF EDGE A,
AND WHOSE BASE MEET WITH DIAGONALLY OPPOSITE EDGE OF A CUBE.
:
The base will also be A
:
The height will = the diagonal inside the cube
h = sqrt%282A%5E2%29
Area of triangle = 1%2F2* A *sqrt%282A%5E2%29