tolong dijawab dengan benar!!
Jawaban:
diketahui
a = 3 cm
t = 4 cm
c =√3^2 + 4^2 = √ 9+16 = √25 = 5 cm
T = 7 cm
ditanya luas permukaan
jawab L = (2 x 1/2 x a x t) +(keliling alas x T) x 1 cm2
= ( 2 x 1/2 x 3 x 4) + ((3+4+5) x 7 cm) x 1 cm2
= 12 +. (12 x 7) x 1 cm2
= 12 + 84 x 1 cm2
= 96 cm2
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