http://dark.lambdaplusjs35padjaiz4jw2fugdoeutse262phqr72uf634s2wdbqd.onion/math/1869
Point out that if we knew the area of the square by some other means, we can work backwards to figure out the length of the hypotenuse. Now draw the usual square around the square. Have the kids compute the area of the inner square by subtracting the area of the triangles from the area of the outer square. 2. Explain that there ' s an easier way to get the same result.