Answer:
/\
Step-by-step explanation:
If it has 3 sides then it's a triangle.
Using the formula
where

and a=5 b=5 c=8
∴
Answer:
84
Step-by-step explanation:
only three number are a multiple of 14
14 * 5 = 70
14 * 6 = 84
14 * 7 = 98
neither 70 nor 98 is a multiple of 4
only 84 is a multiple of 4, 7 and 14
Answer:
D
Step-by-step explanation:
Answer:
Your question is unclear so I'm just gonna take my points and go...