2. L'altezza è relativa In ciascun triangolo traccia l'altezza relativa al lato indicato. In quale triangolo l'altezza cade sul prolungamento del lato assegnato?

Qual é a fórmula para calcular a área de um círculo?

9. Each face of a cube is a square with a side length of 8 centimeters. What is the total area of all of the faces of the cube?

Exploration An object has a volume of 36 cubic inches. A box has side lengths 1 foot by 3 inches by 4 inches. a. What is the smallest number of these objects that can fit in the box? Explain your reasoning.

foto Real 10. El lado de menor longitud de un triangulo \( A B C \) mide 4 cm . Si el triángulo \( A B C \) es semejante a cn triangulo cuyus lados miden \( 8 \mathrm{~cm}, 12 \mathrm{~cm} \) y 16 cm . ¿ cuál es el perimetro, en centimetrus edel iriángulo A B C?

Exploration A sugar cube has a volume of about 1 cubic centimeter. Estimgte the size of a box you would need to hold \( 1,000,000 \) sugar cubes?