bonjour
( 13 x6 ) / 2 = 39
aire POM = 39 cm²
PM² = 6 ² + 4 ² = 36 + 16 = 52
PM = √ 52
PO² = 6 ² + 9 ² = 36 + 81 = 117
PO = √117
( √52 )² + ( √117)² = 13 ²
52 + 117 = 169
169 = 169
donc il est rectangle en P
6 084 = 2 ² x 3 ² x 13²
√117 x √ 52 = √ 6084
( √axb )² = ab
(√a x √b)² = ab
