Respuesta :

musiclover10045

Area of the rectangle is L x w = 20 * 15 = 300

Area of the triangle = 1/2 x base x height = 1/2 x 15 x 12 = 90


Total area = 300 + 90 = 390 cm^2


nbayoungboy0421
the answer is c) 390 cm2 hope it's right if not I'm srry

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