Use a calculator and inverse functions to find the radian measures of the given angle. Round your answer to the nearest hundredth. angles whose sine is 0.72
Group of answer choices

0.80 + 2pn and –0.80 + 2pn

–0.66 + 2pn and 2.48 + 2pn

0.77 + 2pn and –0.77 + 2pn

0.80 + 2pn and –3.95 + 2pn

Best answer that i found on yahoo ok   set :   x= length of 2nd piece in cm  x- 3= length of 1st piece in cm  x-4= length of 3rd piece in cm  then since you know they all came from the 20 cm ribbon you add them together and set them equal to 20x+ x-3 +x-4 = 20  3x - 7= 20  3x= 27  x= 9  the shortest piece is the third piece which is x- 4  x-4  9-4 = 5  the length of the smallest piece is 5 cm.  the other lengths are  9 cm  6 cm