Answer:
An isosceles triangle
Step-by-step explanation
Isosceles triangles have 2 same sides and one differing one
Given that,
Last year record = 12
This year record = 15.
To find,
The percent increase of his Collection.
Solution,
The percent increase in his collection is given by :

So, the percent increase of his collection is 25%.
Answer:
No.
Step-by-step explanation:
Insert the x and y, (-5 is x and 6 is y) into the equation. It should look like 4(-5)+3(6)=9. 4(-5)=-20 and 3(6)=18. -20+18=2 not 9.
(hope this helps :P)
I hope this helps you
Area =(34+16).11/2
25.11
Area =275
-$69.68 is your answer if I hope that this is correct.