(7) OPEN ENDED QUESTION Why is area a squared unit?

. Wi. Re. Lesson ao d. The figures shown are regular pentagons, meaning that each pentagon has five sides that are the same length. If a side length of figure 1 is 40 units, what is the length of the corresponding side of figure 3 ?

a. Is figure 3 a scale drawing of figure 1 ?

Na figura está representado um cubo. Determina a medida da aresta, em centímetros, 7.1. a área da superficie total do cubo for \( 726 \mathrm{~cm}^{2} \);

\( \left. \begin{array} { l } { ( x - 3 ) ^ { 2 } + ( y + 1 ) ^ { 2 } = 1 } \\ { y = 2 x - 6 } \end{array} \right. \)

a. Is figure 3 a scale drawing of figure 1 ?