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dedylja [7]
3 years ago
6

Use this triangle.

Mathematics
1 answer:
miv72 [106K]3 years ago
5 0
The sides are in the ratio 1 : 1 : sqrt2    where sqrt 2 = hypotenuse

so if the length of one of the legs is 2 cm the hypotenuse will be of length 2 *sqrt 2 cms.

b )  sin 45  = 1 / sqrt2  = sqrt2 / 2

c)  if the 2 legs of triangle are both 2 cms area  will be 1/2* 2* 2


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