Questões de EFAI Matemática

It is common to use shapes in pieces of art. Observe the example below:

Available at: https://www.shutterstock.com/pt/image-vector/abstract-geometric-hipster-fashion-design-print-531335971. Accessed 15 Dec. 2022.

What is the only geometric shape used in the piece above?

Jonas drew a house using only shapes:

Which design element is represented by a geometric shape that has four sides?

Antônio found some toothpicks on the table, which are all the same size, as shown in the following image:

Which geometric shape can Antônio make with the toothpicks?

The math teacher drew four shapes on the board as shown below:

Available at: https://www.shutterstock.com/pt/image-vector/green-wooden-board-teaching-books-school-1929907079. Accessed 12 Dec. 2022.

Which of the shapes above are quadrilaterals?

A COOKIE RECIPE REQUIRES $300$ GRAMS OF CHOCOLATE CHIPS. THIS INGREDIENT IS SOLD IN PACKAGES OF $100$ GRAMS EACH, AS IS SHOWN IN THE IMAGE BELOW:

Available at: https://www.shutterstock.com/pt/image-photo/front-view-blank-snack-paper-bag-499922617. Accessed 12 Dec. 2022.

WHICH ALTERNATIVE SHOWS THE REQUIRED AMOUNT OF CHOCOLATE CHIPS PACKAGING TO PREPARE THIS RECIPE?

FLOUR IS AN INGREDIENT USED IN RECIPES, AS THE CAKE. WE CAN FIND IT IN PACKAGES, AS WE CAN SEE IN THE IMAGE BELOW:

Available at: https://www.shutterstock.com/pt/image-photo/high-angle-view-male-hands-holding-1437072551. Accessed 12 Dec. 2022.

ASSUME THAT THE IMAGE ABOVE SHOWS A FLOUR PACKAGE IN THE SIZE THAT IS USUALLY SOLD AT THE SUPERMARKET.

THE MOST LIKELY CAPACITY FOR THIS PACKAGE IS AROUND