A rectangle has an area of 26 meter squared, and a perimetre of 21 meter
Rectangle design
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Answer:length=6.5cm
Breadth=4cm
Step-by-step explanation:
L x B = 26cm
L = 26/B
2(L+B)=21
2(26/B)/B= 21/2
52+2B^2=21B
2B^2-21B+52=0
2B^2-8B-13B+52=0
2B(B-4)-13(B-4)=0
(2B-13) (B-4)= 0
2B-13=0 B-4=0
B=13/2. B=4
B cannot be in fraction,
So, B=4cm
L x B = 26
L x 4 = 26
L = 26/4
L = 6.5cm
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