tolongg jawabbbbbbbbbbb

teorema phythagoras
BC² = CD² - BD²
BC² = 25² - 20² = 625 - 400 = 225
BC = 15 cm

AB = 36 - 15 = 21 cm

AD² = AB² + BD²
AD² = 21² + 20² = 441 + 400 = 841
AD = 29 cm

#semoga membantu