3. Right
5. Isosceles
Isosceles triangles have 2 sides measuring the same length and a right triangle contains a 90 degree angle
Answer:
1.918
Step-by-step explanation:
1 then do 459/500 x 2 to make 918/1000 then add and convert
Answer: (2;-9).
Step-by-step explanation:

Answer:
-2
Step-by-step explanation:
The coefficient is the number in front of the variable.