Answer:
<em>2</em>
Step-by-step explanation:
<em>I think because I had the same kind of question and the answer was 2 </em><em>,</em>
<em>hopefu</em><em>lly</em><em> </em><em>it</em><em> </em><em>helps</em><em> </em><em>u</em><em /><em>☺️</em>

Common difference of an Arithmetic progression can be found out by subtracting the preceding term from that given term.
i.e
therefore, the common difference of the above Arithmetic progression is -4 .
Tan(61)= x/16 --> 16 x tan(61) = 59.89 = 59.9
Answer:
I'd say half
Step-by-step explanation: