Answer:
a square
Step-by-step explanation:
sorry if wrong
Answer:

Step-by-step explanation:
The value in 
The value in 
The value in 
Answer:
D
Step-by-step explanation:
Answer: Perimeter = 40
Area = 204
Step-by-step explanation:
Perimeter is the sum of all the sides:
11 + 12 + 17 = 40
The area of a triangle is 1/2 base x height
1/2( 17 x 24)
1/2( 408) = 204