Triunghiul isoscel abc are latura [bc] situata intr un plan alfa si se proietcteaza pe plan dupa triunghiul dreptunghic dbc. stiinda ca m(bdc)=90°, iar bd=16 cm si cd=12 cm, aflati

a) cosinusul unghiului abc

b) lungimea laturii [bc] a triunghiului abc

Ms. sutton recorded the word counts and scores of the top ten essays in a timed writing contest. the table shows her data. how does the word count of an essay relate to its score in the contest? word count tends to decrease as the score decreases. word count tends to increase as the score decreases. word count tends to remain constant as the score decreases. word count has no apparent relationship to the score of the essay.

Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items