tolong dijawab buat besok
Matematika
lia1880
Pertanyaan
tolong dijawab buat besok
2 Jawaban
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1. Jawaban Manstein
Please, let me answer your question :)
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Mapel : Matematika
Tentang : Bangun Datar
Pembahasan :
Nomor 24 :
Diketahui :
- Bangun : ½ Lingkaran
- d = 7 cm
Ditanya :
- L
L = ½ x ¼ x 22/7 x 7 x 7
L = ½ x ¼ x 22 x 7
L = ¼ x 11 x 7
L = ¼ x 77
L = 19,25 cm²
Yg A jawabannya
Nomor 25 :
Diketahui :
- Persegi Panjang :
• p = 48 cm
• l = 25 cm
- Segitiga :
• a = 48 cm
• t = 53 - 25 = 28 cm
Ditanya :
- L Total
LPP = p x l
LPP = 48 x 25
LPP = 1.200 cm²
LS = ½ x a x t
LS = ½ x 48 x 28
LS = 24 x 28
LS = 672 cm²
L Total : 1200 + 672
L Total : 1872 cm²
Yg D jawabannya.
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Heil Manstein! -
2. Jawaban onny25
luas segitiga ditambah luas persegi panjang. = a*t/2= 28*48/2=672cm^2. p*l= 25*48= 1200cm^2. 672+1200= 1872cm^2