\( \begin{array}{ll}\text { а) Колку такви правоаголници има? } & \text { б) Кој од нив има најголем периметар? } \\ \text { 5. Пресметај го периметарот на правилен дванаесетаголник со страна } 3 \mathrm{~cm} 5 \mathrm{~mm} \text {. }\end{array} \)

Si un ángulo central mide 50 grados, ¿qué medida tiene el arco que este angulo subtende?

Objectives 1) Solve real-world problems involving the surface area and volume of cylinders, cones, and spheres through expansion and factorization. 2) Calculate the surface areas and volumes of cylinders, cones and spheres. N.B: You should know by heart the area and perimeter of a square, rectangle, and circle. The formulas of the surface area and volumes of the cylinder, cones, and spheres be given.

Given your sister's incomplete text, "Meet me at the trails located at \( (-2 \), " Explain why the trails must be in quadrant 2 or quadrant 3 .

2. Titik \( L(9,-2) \) dicerminkan terhadap \( x=2 \) kemudian dilanjutkan translasi \( T\binom{-2}{4} \), bayangan titik \( L \) adalah \( \ldots \) \( \begin{array}{llll}\text { A. }\binom{-5}{2} & \text { B. }\binom{-3}{4} & \text { C. }\binom{7}{6} & \text { D. }\binom{7}{2}\end{array} \)

Teresa needs to cut a triangular piece of tile for a mosaic. In order to cut it properly, she needs to know the measure of the unknown angle? \( { }^{\circ} \) as shown in the figure. The lengths of \( K L, L M \), and \( M K \) are 105 millimeters, 123 millimeters, and 182 millimeters respectively. What is the value of the unknown angle? (Round your answer to the nearest degree if necessary.)