bonjour
ACD est un triangle rectangle en C
AD² = 6.3² + 3.5 ²
AD ² = 51.94
AD = √51.94 = 7.2069.....cm donc 72. 1 mm
46 * 72.1 = 3316.6
aire rectangle = 3 316.6 mm ²
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bonjour
ACD est un triangle rectangle en C
AD² = 6.3² + 3.5 ²
AD ² = 51.94
AD = √51.94 = 7.2069.....cm donc 72. 1 mm
46 * 72.1 = 3316.6
aire rectangle = 3 316.6 mm ²