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?

Ineed me i stuck and i don’t want to get it wrong

Samson is going shopping for sugar and butter to make three different kinds of cookies: lemon bars, peanut butter cookies, and sugar cookies. the recipe for lemon bars calls for 2 cups of flour, 2 cups of sugar, and 1 stick of butter. the peanut butter cookie recipe calls for 2 cups of flour, 4 cup of sugar and 2 stick of butter. the sugar cookie recipe calls for 1 cup of flour, 2 cups of sugar, and 2 sticks of butter. sampson has 13 cups of flour at home, and he buys 12 cups (6 pounds) of sugar and 10 sticks of butter. how many batches of each type of cookie can he make? samson can make batches of lemon bars, batches of peanut butter cookies, and batches of 09 cookies submit reset

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer