In right triangle abc, a= 28º, d= 7. and zc is the right angle. solve the triangle.

b = 62°, a = 3.3, c = 7.7
b= 62°, a= 7.9, c = 3.7
b = 62°, a = 3.7, c=7.9
b = 62°, a = 6.2, c=9.4

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.

Given the expression (7 ? 4i) ? (2 + 6i), perform the indicated operation and write the answer in the form a + bi.

3/4 = c/36 i need with this fraction proble.