Answer:
72 inches
Step-by-step explanation:
The perimeter is the sum of the outside "fence"
The side on the left that is not marked is 19-11 = 8
And the side on the top that is not marked is 17-10 = 7
Summing up the sides starting at 19 and going clockwise
19+17+11+7+8+10 =
72 inches
Answer:y+2.9=11, 2y+1=17.2, 28.4-y=20.3
Step-by-step explanation:
Answer:
f
Step-by-step explanation:
Answer:
Step-by-step explanation:
Split the polygon into 3 triangles as pictured below
<u>They have base and height:</u>
- 4 and 3, 1 and 1, 3 and 1
<u>Find the area of 3 triangles and add up:</u>
- A = 1/2*4*3 + 1/2*1*1 + 1/2*1*3 = 6 + 1/2 + 3/2 = 8 square units