jawab. pake cara oke

st² = tr² - sr²
st² = 10² - 8²
st² = 100 - 64
st² = 36
st = √36
st = 6 cm

sv² = st² - vt²
sv² = 6² - 2²
sv² = 36 - 4
sv² = 32
sv = √32
sv = 4√2 cm