8*2=16
8*8=64
d+d+d=3d
16+64=80d3rd
Step-by-step explanation:
Arc length formula is
where x is radinas.
A semi circle has a radian measure of
The radius is half of the diameter, 12 so the radius is
So the arc length is
Area of semi circle is
where r is the radius.
Number 1 a and d are true
number to its b c and d
number 3 idk, sorry
Answer:
33 cubic unit
Step-by-step explanation:
Volume of the prism = base area * height
= 9 * 3 2/3 {Change improper to proper fraction}
1. C
2. A
3. B
3. D
Hope this helps