
Lingkaran
Presentation
•
Science, Mathematics
•
8th Grade
•
Medium
Yusti Paraya
Used 27+ times
FREE Resource
8 Slides • 4 Questions
1
LINGKARAN
By Yusti Paraya
2
Multiple Choice
Perhatikan Lingkaran berikut!
daerah yang di arsir berwarna kuning adalah ...
jari-jari
diameter
tembereng
juring
3
Multiple Choice
Perhatikan Lingkaran berikut!
garis lengkung pada lingkaran dari titik A ke titik A di sebut ...
busur
diameter
tali busur
keliling
4
Multiple Choice
Perhatikan Lingkaran berikut!
garis OA di sebut ...
jari-jari
diameter
tali busur
keliling
5
Multiple Choice
Perhatikan Lingkaran berikut!
garis OD di sebut ...
Apotema
diameter
Jari-jari
keliling
6
Pengertian Lingkaran dan Unsur-unsur nya
Pengertian Lingkaran
Lingkaran adalah bentuk yang terdiri dari semua titik dalam bidang yang berjarak tertentu dari titik tertentu
Unsur-unsur Lingkaran
7
Rumus Keliling Lingkaran
CONTOH SOAL KELILING LINGKARAN
1. Lingkaran dengan jari-jari 7 cm, hitung kelilingnya!
jawab :
K = Phi x 2 x r
K = 22/7 x 2 x 7
K = 44 cm
CONTOH SOAL KELILING LINGKARAN
1. Lingkaran dengan keliling 134 cm, hitung diameternya!
jawab :
K = Phi x d
d = k / phi = 134 / 1,34
d = 100 cm
8
Rumus Luas Lingkaran
CONTOH SOAL LUAS LINGKARAN
1. Lingkaran dengan jari-jari 7 cm, hitung kelilingnya!
jawab :
K = Phi x 2 x r
K = 22/7 x 2 x 7
K = 44 cm
9
MENGHITUNG KELILING DAN LUAS BANGUN YANG DI ARSIR
10
MENGHITUNG KELILING DAN LUAS BANGUN YANG DI ARSIR
Soal !
Pada gambar di samping, misal sudut AOB = 900, dan panjang OB = 14 cm, hitung:
a. Luas Juring OAB
b. Luas segitiga AOB
c. Luas tembereng nya
Luas Tembereng = Luas juring - luas segitiga nya
11
MENGHITUNG KELILING DAN LUAS BANGUN YANG DI ARSIR
Hitung Keliling dan luas daerah yang di arsir !!
12
LINGKARAN
By Yusti Paraya
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