The semicircle shown at left has center xxx and diameter \overline{wz} ​wz ​ ​​ start overline, w, z, end overline. the radius \overline{xy} ​xy ​ ​​ start overline, x, y, end overline of the semicircle has length 222. the chord \overline{yz} ​yz ​ ​​ start overline, y, z, end overline has length 222. what is the area of the shaded sector formed by obtuse angle wxywxyw, x, y?

Read the excerpt from “the telephone: a truer tale.” at about the same time that antonio meucci was filing patent caveats for his talking telegraph, alexander graham bell was starting to work on his own telephone model. bell was an expert in the field of elocution, or vocal speech. he was very skilled at teaching deaf students the challenging task of speaking aloud. just like meucci, he enjoyed experimenting. bell also dreamed of a world full of useful telephones, just as meucci did. however, he had something that meucci did not. bell had a wealthy father-in-law who was happy to invest in his dream. based on the details of this excerpt, a reader can infer that meucci did not succeed because he was not as talented as bell. bell’s expertise in elocution him to develop the telephone. bell succeeded because he had more financial resources than meucci. meucci’s caveats prevented bell from filing a patent for the telephone.