Jawaban:
K = 2 (P + L)
42 = 2 (P + L)
P + L = 21 cm
L = P × L
108 = P × L
(P + L)^2 = 21^2
P^2 + 2PL + L^2 = 441
P^2 2(108) + L^2 = 441
P^2 + L^2 = 225
P^2 + L^2 = diagonal kuadrat (phytagoras)
akar 225 = 15
jadi diagonal persegi panjangnya adalah 15.
Jangan lupa follow & semoga membantu
#asal report dosa
#no copas
#by @dhira110310
#copas pakai cr!
#jadikan jawaban terbaik ya
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Jawaban:
K = 2 (P + L)
42 = 2 (P + L)
P + L = 21 cm
L = P × L
108 = P × L
(P + L)^2 = 21^2
P^2 + 2PL + L^2 = 441
P^2 2(108) + L^2 = 441
P^2 + L^2 = 225
P^2 + L^2 = diagonal kuadrat (phytagoras)
akar 225 = 15
jadi diagonal persegi panjangnya adalah 15.
Jangan lupa follow & semoga membantu
#asal report dosa
#no copas
#by @dhira110310
#copas pakai cr!
#jadikan jawaban terbaik ya