Answer:
5
Step-by-step explanation:
Using pythagoras theorem
Answer:
24
Step-by-step explanation:
18 * 4 /3 = 72/3 = 24
= 16 + 49 - 3(11) - 4(10)
= 16 + 49 - 33 - 40
= -8
Answer:
No
Step-by-step explanation:
The change in the sequence is not consistent therefore it cannot be an arithmetic sequence.