To test Upper H 0 : sigma equals 1.6 versus Upper H 1 : sigma less than 1.6, a random sample of size n equals 21 is obtained fr
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Answer:
Hence the correct option is the last one . The triangle is an obtuse angled triangle.
Step-by-step explanation:
i) the sum of any two sides added together is greater than the third side hence this is a triangle.
ii) it is<em><u> not</u></em> a right angled triangle as and
iii) the triangle is not acute from ii) above
iv) the triangle is an obtuse triangle from ii) above.