If the measure of a central angle is 60 degrees, what is the measure of the arc it intercepts?

251. Calcola Parea di un rombo sapendo che la somma delle sue diagonali misura 80 m e che una è il qua- druplo dellíaltra. [ \( \left.512 \mathrm{~m}^{2}\right] \)

A brace for a shelf has the shape of a right triangle. Its hypotenuse is 12 inches long and the two legs are equal in length. How long are the legs of the triangle? The legs of the triangle both have a length of (Simplify your answer. Type an exact answer, using radicals as needed. Use integers or fractions for any numbers in the expression. Rationalize all denominators.)

Prove that the circle is equal to chords

1) Dada la ecuación de la hipérbola \( \frac{y^{2}}{25}-\frac{x^{2}}{9}=1 \) determinar sus elementos.

Entre las superficies planas fundamentales para el estudio de la Geometria es Hallar el área de un triángulo escaleno, cuyos lados miden 28,36 y 40 metros.