An angle of 78 degrees is an acute angle
An angle whose measure is 78 degrees!
78 degrees is an acute angle
90-78 = 12 degrees
An angle of 78 degrees is an acute angle because it is greater than 0 but less than 90 degrees.
90-78= 12 degrees
An acute angle.
12 degrees
It is 12 degrees because 78+12 = 90 degrees
Yes, as for example 78 degrees and 102 degrees would form a supplementary angle of 180 degrees.
(90 - 78)/2 ie 6o
78