A rectangle has a length 8 cm longer than its width. Find the dimensions of the rectangle if the perimeter is 80 cm.
a. L = 20 cm and Width = 12 cm
b. L = 22 cm and Width = 14 cm
c. L = 24 cm and Width = 16 cm
d. L = 26 cm and Width = 18 cm
Pasagot po with explanation po sna if pede
a. L = 20 cm and Width = 12 cm
b. L = 22 cm and Width = 14 cm
c. L = 24 cm and Width = 16 cm
d. L = 26 cm and Width = 18 cm
Pasagot po with explanation po sna if pede
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Answer:
C. L = 24 cm and width = 16 cm
384cm²
p= l+8
K= 2(p+l)
80 cm= 2(p+l)
40 cm= p+l
40 cm= l+8+l
40 cm= 2l+8 cm
32 cm= 2l
l= 16 cm
p= 16 + 8 cm
p= 24 cm
24 cm × 16 cm
384 cm²