What do u mean by angle A
Answer:
x = 6.5
Step-by-step explanation:
It’s A) 9.1 because it equals 82.81 while answer B) 9.2 equals 84.64.
Answer:
9x-4
Step-by-step explanation:
Add 3x and 6x hope it help
Answer:
0.0083 = 0.83% probability that the boys will stand in alphabetical order from left to right in the picture
Step-by-step explanation:
Probability:
A probability is given by the number of desired outcomes divided by the number of total outcomes.
Arrangments of x elements:
The total number of arrangments of x elements is given by:

Desired outcomes:
Standing in alphabetical order, so only 1 possible outcome, which means that 
Total outcomes:
Arrangments of 5 people, so

Probability:

0.0083 = 0.83% probability that the boys will stand in alphabetical order from left to right in the picture