Minta tolong buat UN bsk hehehehehe

BC² = ac² - ab²
bc = √17² - 8²
bc = √289-64
bc = √225
bc = 15 cm

ab = bd
be² = de²-bd²
be = √10²-8²
be = √100-64
be = √36
be = 6 cm

ce = bc - be
ce = 15-6
ce = 9 cm