" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
sisi di depan a (bc = 3)
sisi miring (ac =4)
sisi disamping a (ab......?)
ab=√4² - 3²
=√16 -9
=√7
tan a = bc/ab
a = 3/√7
rasionalkan =3/√7 ×√7/√ 7
tan a =3/7 √7