Atoms of the following are metalloid elements?
a. tellurium
b. carbon
c. silicon
d. cadmium
e. fluorine

as technology advances, new experiments often expose problems in accepted theories. c

hope i

-lavira: )

see the picture for the vector

the magnitude of the vector by pythagorean theorem

r = √( (-10)^2 + (3)^2 ) = √109

magnitude = √109 units

the direction angle between vector and x-axis is

tan^(-1)(3/10) = 16.699

so the direction is approximately 16.7 degrees north of west