lexiepedit4958
22.04.2020 •
Mathematics
El piso de un salón cuadrado de 4,8m de lado se cubrió con tabletas cuadradas de 30cm de lado
¿Qué representa el área del salón?
¿Cuántas tabletas se usaron para cubrir toda la superficie del piso?
Si el diseño es ajedrezado, es decir, blanco y negro ¿Cuántas tabletas de cada color se utilizaron?
¿Qué área del salón quedó cubierta con tabletas negras?
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Ответ:
3x^2 + 7y^2
Step-by-step explanation:
3x^2 + y + 2y^2 + 4y^2 = 3x^2 + 7y^2