A handfan is made by stitching 20 triangular pieces of two different colours . The dimension of one piece is 16 cm , 16 cm and 18 cm. Then find the area of cloth required for each colour.
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1
Answer:
The dimensions of equal strips are 25 cm, 25 cm and 14 cm.
Then area of each strip=
s(s−a)(s−b)(s−3)
=
32(32−25)(32−25)(32−14)
=
32×7×7×18
=168
Then total the area of each type of paper needed=168×5=840cm
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Answered by
1
Answer:
The dimensions of equal strips are 25 cm, 25 cm and 14 cm.
Then area of each strip=
s(s−a)(s−b)(s−3)
=
32(32−25)(32−25)(32−14)
=
32×7×7×18
=168
Then total the area of each type of paper needed=168×5=840cm
2
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