101 Conversations in Social Media Spanish: Conversations, Comments, & Private Messages to Lea

101 Conversations in Social Media Spanish: Conversations, Comments, & Private Messages to Lea

Matematika jika keliling trapesium 98 cm, luas trapesium tersebut adalah...​

jika keliling trapesium 98 cm, luas trapesium tersebut adalah...​

Penyelesaian:

98=47+3x

98-47=3x

3x=51

x=17cm

Maka:

L=½(a+b)×t

L=½(47+17)×17

L=½×64×17

L=544cm²

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