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Plssssssssssssssssssssss helpppp​
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Plssssssssssssssssssssss helpppp​

Plssssssssssssssssssssss helpppp​-example-1
User Compito
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4 votes

Answer:

1. (12+24+20+28)÷4=21

2. 6× 9^2= 486 cm^2

3. a. Length^2

b. Length× breadth

c. (1/2)× base × perpendicular height

area= (1/2)× 12cm × 13cm= 78 cm^2

perimeter = 14+14+12= 40cm

Explanation:

User Wladimir
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