Exercitü si probleme de dificultate medie 2. Efectuați, scriind rezultatul sub formă de putere:
a) (79: (7.712.715); b) (2.27.2) : (27)};
d) [(39) :(3.319; e) (72.712): [(72)31";
c)(58) : (510.5.5);
1) (2.29* : [(2)
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Atriangle has side lengths of 15 inches and 30 inches. it also has angles that measure 45º and 20º. which of the following identifies the possible third angle of the triangle? a. 15 in., 65º b. 45 in., 65º c. 17 in., 115º d. 14 in., 115º

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Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?