Answer:
d = 90°
e = 41°
f = 139°
Step-by-step explanation:
d + 90° = 180° (Angles in linear pair)
-> d = 180° - 90°
-> d = 90°
e = 41° (vertical angles)
f + 41° = 180° (Angles in linear pair)
-> f = 180° - 41°
-> f = 139°
Answer:
dk man
Step-by-step explanation:
A=4*<span>π*r^2
A=4*</span><span>π*2^2
=50.3</span>
Answer:
10
Step-by-step explanation:
Note that when there are two negative signs directly next to each other, you are adding:

Simplify:

10 is your value for the given expression