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II. SOLVING WORD PROBLEMS
A picture 12 cm by 20 cm is to be placed in a picture frame 25 cm
by 30 cm. What area is not covered by the picture?
31-32. Write the number sentence.
33-34. Give the solution.
35. Give the answer with correct unit of measurement
Find the surface area.
13 mm
7 en
7 em
15cm
9 cm
15cm
37 cm​

Sagot :

NULL09875GO

31-32. (25 x 30) - (12 x 20)

33-34. (25 cm x 30 cm) - (12 cm x 20 cm) = 700 cm² - 240  cm² = 460

35. 460 cm²

i cant the answer the surface area part because its unclear

sorry

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