bonjour
AD² = AC² - DC²
AD² = 40² - 32 ²
AD² = 576
AD = √576 = 24 mm
aire = ( 32 x 24) /2 = 384 mm²
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bonjour
AD² = AC² - DC²
AD² = 40² - 32 ²
AD² = 576
AD = √576 = 24 mm
aire = ( 32 x 24) /2 = 384 mm²