Answer:
Part A:
- angle ACB= 60° (ABC equilateral triangle.)
- Angle ECD=EDC= (180°-32°)/2= 148/2= 74° (sum of angles in a triangle is equal to 180, and triangle ECD is isosceles since it's given that CE=DE.
- x= 180°-(60°+74°)
= 180°-134°
= 46°
x= 46°
Part B:
120°
The 6 people each got
. To get this answer you need to divide the
of the cake among 6 people.
Equation ⇒
x 
You get the answer by multiplying the bottom denominators.
B, 1.2, is greater in value than 115%
He needs 4 boxes :)
Dozen= 12
48 ÷12=4