Provide an appropriate response.In the picture below, how many acute angles are formed in total? How many obtuse angles are formed in total?

A. 3 acute angles; 4 obtuse angles
B. 4 acute angles; 5 obtuse angles
C. 4 acute angles; 4 obtuse angles
D. 3 acute angles; 3 obtuse angles


Answer: B

Mathematics

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A.  = - 
B.  = 
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Solve the problem.The mass of an electron is approximately 9.11 × 10-28 grams. Find the mass of 914,000,000 electrons.

A. 8.32654 × 10-20 grams B. 8.32654 × 10-19 grams C. 8.32654 × 10-17 grams D. 8.32654 × 10-18 grams

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Determine the sample space for the experiment. ? A six-sided die is tossed twice and the sum of the results is recorded. ?

A. ?{2,3,...,12} B. ?{3,4,...,6} C. ?{1,2,...,6} D. ?{1,2,...,6} E. ?{3,4,...,18}

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