4. 2b-6+3b=
5b-6=143
5b=143+6
5b=149
b=149
------
5
Answer:
I, personally, would assume A, or 80°
Step-by-step explanation:
Answer:
45
Step-by-step explanation:
(7-4)=3
3^2=9
9*5=45
The two domes or hemispheres simply have the area of a complete sphere with the same diameter. So the total area is the area of a sphere and a cylinder...
as=(4p3^3)/3, ac=10p3^2
A= 36p+90p=126p in^3
0.19992 because u need to times the digits