It is B because angle DBA is supplementary to angle DBE because together they create a straight line which equals 180 degrees.
1.6*100/0.95=168% 1.6 to 0.95
0.95*100/1.6=59% 0.95 to 1.6
Answer:
cosR = 
Step-by-step explanation:
assuming the right triangle has ∠ Q = 90° with legs 5 and 12
then this is a 5- 12- 13 right triangle with hypotenuse PR = 13 cm
then
cosR =
=
= 
Answer:
$300
Step-by-step explanation: