37. sudut ABR = sudut LAM
sudut LAM + sudut KAL = 180°
3x-7 + 2x+12 = 180°
3x + 2x +12-7 = 180°
5x +5 = 180°
5x =180°-5
5x = 175°
x = 35
sudut RBQ = sudut KAL
=2x + 12
=2(35) + 12
=70+12
=82°
38.a. segi-6
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
37. sudut ABR = sudut LAM
sudut LAM + sudut KAL = 180°
3x-7 + 2x+12 = 180°
3x + 2x +12-7 = 180°
5x +5 = 180°
5x =180°-5
5x = 175°
x = 35
sudut RBQ = sudut KAL
=2x + 12
=2(35) + 12
=70+12
=82°
38.a. segi-6