Answer:
it is only acute
Step-by-step explanation:
False: equilateral triangle has 3 equal sides and 3 equal angles measure 60 degrees

Then

which is a disk of radius 1, hence with area
.
Answer:
Step-by-step explanation:
㏒(6)-㏒(2)=㏒(6/2)=㏒ 3
Answer:
B
Step-by-step explanation:
linear is a straight line