(60см^2 + 452см^2)^2 = (512см^2)^2 = 262144см^4
(6м^2 × 8)^2 = (48м^2)^2 = 2304м^4
(21дм^2 : 7)^2 = (3дм^2)^2 = 9дм^4
(800м^2 - 535м^2)^2 = (265м^2)^2 = 70225м^4
(60см^2 + 452см^2)^2 = (512см^2)^2 = 262144см^4
(6м^2 × 8)^2 = (48м^2)^2 = 2304м^4
(21дм^2 : 7)^2 = (3дм^2)^2 = 9дм^4
(800м^2 - 535м^2)^2 = (265м^2)^2 = 70225м^4