soal aturan segitiga
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8/18/2019 Soal Aturan Segitiga
1/1
Q
PR
5 c m
3 c m
A
B
C
60ᵒ10 cm8 cm
Q
PR
2 0 c mᵒ
30ᵒ
Q
P
R
5 c
m
3 c m
A
B
C
60ᵒ10 cm8 cm
Q
PR
2 0 c m
453o0ᵒ
1. Diketahui ∆PQR siku-siu di Q !a"#a"$
sisi PQ ada%ah & 2cm da" !a"#a"$ sisi
PR & 5 cm. 'itu"$%ah (a. !a"#a"$ QR). si" Pc. c*s Rd. ta" Re. sec P.
2. 'itu"$%ah "i%ai )e+ikut
3
2sin
3
5cos
3
2cos
π π π +−
3. ,uas e$itia ABC !ada se$iti$a di )aah
ada%ah....
4. Pe+hatika" $am)a+ ∆PQR )e+ikut.
Pa"#a"$ PQ ada%ah....
5. /e"tuka" )esa+ sudut a"$ dise)ut
kemudia" !ada ∆ABC de"$a" data
a. A = 11, b = 10, dan c = 8; ∠ A
6. Diketahui ∆PQR de"$a" !a"#a"$ PQ & 20
cm QR & 30 cm da" PR & 40 cm.
/e"tuka" %uas se$iti$a te+se)ut
1. Diketahui ∆PQR siku-siu di Q !a"#a"$
sisi PQ ada%ah & 2cm da" !a"#a"$ sisi
PR & 5 cm. 'itu"$%ah (
a. !a"#a"$ QR). si" Pc. c*s Rd. ta" Re. sec P.
2. 'itu"$%ah "i%ai )e+ikut
3
2sin
3
5cos
3
2cos
π π π +−
3. ,uas e$itia ABC !ada se$iti$a di )aah
ada%ah....
4. Pe+hatika" $am)a+ ∆PQR )e+ikut.
Pa"#a"$ PQ ada%ah....
5. /e"tuka" )esa+ sudut a"$ dise)ut
kemudia" !ada ∆ABC de"$a" data
a. a = 11, b = 10, dan c = 8; ∠ A
6. Diketahui ∆PQR de"$a" !a"#a"$ PQ & 20
cm QR & 30 cm da" PR & 40 cm.
/e"tuka" %uas se$iti$a te+se)ut
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