Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.
Dimensi Tiga
Kubus
r = 12 cm
BG = √(BC² + CG²) = r√2 = 12√2 cm
P tengah BG
DF diwakili bidang CDEF
AB diwakili bidang ABGH
ABGH ⊥ CDEF
BP ⊥ CF
Jarak AB ke DG
= BP
= 1/2 BG
= 1/2 × 12√2
= 6√2 cm