luas bangun tersebut adalah

Please, let me answer your question :)
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d1 = 7 + 15 = 22 cm
d2 = 9 + 9 = 18 cm
Ditanya = L?

L= ½ x d1 x d2
L= ½ x 22 x 18
L= 11 x 18
L= 198 cm²

Jadi, yg B jawabannya.

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Hopefully this is the best for you :)

★ Anti Copas-Copas Club ★

L layang² = d¹×d²/2

22×18/2 = 198 (b)