Matematika, tolong bantu jawab.

L = π x r x s
550 = 22/7 x r x 25
550 = 550/7 x r
r = 550 : 550/7
r = 7 cm

rumus phytagoras :
t² = s² - r²
t² = 25² - 7²
t² = 625 - 49
t² = 576

panjang terompet :
t = √ 576
t = 24 cm


semoga membantu.....