3 years ago

Please please help me

Mathematics

1 answer:

ratelena [41]3 years ago

5 0

Answer:

Step-by-step explanation:

The area of a parallelogram is equal to the product of the length of its <u>side and the height</u> of the parallelogram <u>perpendicular to that side</u>.

H = 9 cm

S = 21 cm

A = S•H = 21 cm • 9 cm = 189 cm²

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