Answer:
-2.4f - 21
Step-by-step explanation:
please mark brainliest
Answer:
≈10 voice messages per day
Step-by-step explanation:
(15+4+14+18)/4=51/4=10.27≈10
<u>Answer:</u> The value of 15th term is 0
<u>Step-by-step explanation:</u>
The nth-terms of an AP is written as
where,
a = first term
n = number of term
d = common difference
5th tem will be = 
11th tem will be = 
15th tem will be = 
The given ratio between 5th and 11th term is 5 : 2
Taking the ratios:

Hence, the value of 15th term is 0
Answer:
Two angles are Adjacent when they have a common side and a common vertex (corner point) and don't overlap. Because: they have a common side (line CB)
Step-by-step explanation: