Question

If the yellow lines shown in the image are equal in length and a + b 180°, then which of the options could not be the length (in cm) of the yellow lines?

$64\pi \: cm {?}^{2}$
area
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Answer 1

Answer:

Lines are equal in length.

a + b = 180°

Area= 647cm^2cm

2

To find:

Length of the line.

Solution:

Let the structure be a square.

let sides be ab and cd

ab=cd

∵a+b=180

a=180-b

b=180-a

area of a square=(side)^2(side)

2

Hope it's helpful

=(ab)^2(ab)

2