I don’t speak Spanish but if you put the English trans in the comments I’d love to answer
Area=pi times radius^2 so
if area=4pi=pi times r^2
4 times pi=r^2 times pi
divide both sdies by pi
4=r^2
square root
2=radius since legnth cannot be negative
radius=1/2 diamters
2 radius=diameter
2(2)=diameter=4
diameter=4
Answer:
The supplement of 89° is the angle that when added to 89° forms a straight angle (180° ).
Step-by-step explanation: