Answer:
first one: yes
second one: yes
third one: no
fourth one: yes
Step-by-step explanation:
The answer to the question is D
50*x=80 (x=percent in decimal form)
x=1.6 (divide both sides by 50)
Doubke check:
50*1.6=80
80=80
Convert 1.6 into a percent:
1.6 -> 160%
Answer:
Step-by-step explanation:
Since, by the SAS formula of finding the area of triangle,
The area of triangle, 
Where,
and
are adjacent sides and
is the included angle of these sides
Here,
And, 
Thus, the area of the triangle ABC,



Therefore, Third Option is correct.