Answer:
O the circumcenter is equidistant to all three vertices
Step-by-step explanation:
Answer:
complementary angles
Step-by-step explanation:
Complementary angles are (by definition) a pair of angles the have a sum of 90°.
128 degrees.
An angle's supplement, when added to the original angle, will form a straight (180 degree) angle.
Answer:
False
Step-by-step explanation:
The measure of an acute angle is less than 90°