Diket = Limas dg alas (segitiga sama kaki) dg panjang sisi yg sama 10 cm, sdngkan sisi yg lain 12 cm. If tinggi limas 15 cm. brpa volumenya?
missunderstanding sama panjang sisinya -_-"
missunderstanding sama panjang sisinya -_-"
liwonsubagyo
L.alas Δ = 1/2 x a x t.......... T Δ = √ 10²- 6²....... = √ 100 - 36 ..... = √ 64......... = 8 cm......... L.Δ = 1/2 x 12 x 8 ...... = 6 x 8 ...... = 48 ...... V prosma = 1/3 x L a x t ...... = 1/3 x 48 x 15........ = 48 x 5 ..... = 240cm³
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