18 m What is the area of this figure? 18 m Enter your answer in the box. 8 m 16 m m?​

532

Step-by-step explanation:

A=(18*18)+ (18*8)+(8*8)

= 532

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to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk