yg bisa tlong bantu y,,
Matematika
anandavika20031
Pertanyaan
yg bisa tlong bantu y,,
1 Jawaban
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1. Jawaban Gilangrama4
Sisi = √( 1/2 d₁ )² + ( 1/2 d₂ )²
= √( 1/2 . 24 )² + ( 1/2 . 32 )²
= √( 12 )² + ( 16 )²
= √ 144 + 256
= √ 400
= 20 cm
La = 1/2 ( d₁ . d₂ )
= 1/2 ( 24 x 32 )
= 24 x 16
= 384 cm²
Lp = 2La + 4(st)
= 2(384) + 4(20 . 26)
= 768 + 4(520)
= 768 + 2080
= 2848 cm²
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