Andrew writes the algrebraic expression 2s + 2.97 to represent the cost of his lunch. He bought 2 sandwhiches and a large drink.
1 answer:
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Answer:
76 and 34
Step-by-step explanation:
See attached
As we see this is a polygon with sides of AB=BC=AE and CD=DE
- Sides AB=BC=AE equal to 8
- Sides CD=DE =
= 5
Area is the sum of areas of a square ABCE with side 8 and a triangle CDE with base of 8 and height of 3:
- Area = 8*8 + 1/2*8*3 = 64 + 12 = 76
- Perimeter = 8*3 + 5*2 = 24 + 10 = 34
