Answer:
A) 30°
Step-by-step explanation:
All triangles angles add always to 180°, so we have two already 75° + 75° = 150° thus the angle is 30°
Answer:
1/12 of the original
Step-by-step explanation:
If you split 1/4 into 3 equal pieces, then each friend gets 1/12 of the original cake
Answer: see below
<u>Step-by-step explanation:</u>
To find the frequency, simply count the number of leaves
Brisbane:
Stem Leaf Frequency
0 0
1 0
2 8,6,5 3
3 5 1
4 8,8,4,2 4
5 9,2,0,0 4
6 7,6,2,2,1,1 6
7 6,2,2,1,1,1,0,0 8
8 9,9,9,8,2 5
Brisbane Graph:

Parth:
Stem Leaf Frequency
0 0,0,1,1,2,2 6
1 0,2,4,5 4
2 0,7,8,9 4
3 0,1,4,6 4
4 1,2,5,5,9 5
5 1,3,3,6,7 5
6 0,1,2 3
7 0
8 0
Parth Graph:

Answer:
11. the first one 12. the last one
Step-by-step explanation: