Answer: Scalene means "a triangle that has three unequal sides"
therefore it is D
Answer:
Step-by-step explanation:
............................................ (1)
............................................ (2)
now equate both (1) and (2)



now substitute the values of x ,
when
, y becomes 0
when
, y becomes 8
so, solution set:
and 
Answer:
2/13 times 21 = 3.2
Step-by-step explanation: