Question

Tolong bantu kak, senin mau UNBK plissssssssssssssss​

Answer 1

(x+4)+(3x+2)+2x=180
(x+3x+2x)+(4+2)=180
6x + 6 =180
6x. =180-6
6x. =174
x. =174/6
x. =29




sisi sejajar 1
x+4=29+4
=33
sisi sejajar 2
3x+2=3×29+2
=137+2
=139
tinggi
2x=2×29
=58

½×jumlah sisi sejajar×tinggi
½×(33+139)×58
½×