" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
= 196 - (1/4 x 22/7 x 14 x 14)
= 196 - 154
= 42
L1 = 14 x 14 - ( 2 x La )
= 196 - (2 x 42)
= 196 - 84
= 112
karena ada 2, jadi dikali2 L1=224cm²
L2 = 2 x 1/4 x π x r²
= 2 x 1/4 x 22/7 x 7 x 7
= 1/2 x 22/7 x 49
= 77cm²
total= 224 + 77 = 301
nb: La itu yg gambar kiri ata bagian Δ yg agak lengkung
L1: L yg kiri ata dan kanan bawah
L2: L yg kanan ata dan kiri bawah
aku harap membantu^^