Question

Jika Tentukan besar

Answer 1

<ABC + <ADC = 180*
<BCD + <BAD = 180*
maka:
< ADC = 180* - < ABC
180* = 179* 59' 60''
<ABC 132* 27' 13''
_______________ -
<ADC= 47* 32' 47''

< BAD = 180* - < BCD
180* = 179* 59' 60''
<BCD = 41* 34' 52''
_______________ -
< BAD= 138* 25' 08''