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Serhud [2]
4 years ago
14

Please help me,ASAP​

Mathematics
1 answer:
pav-90 [236]4 years ago
8 0

Answer:

b. They can both be 90 degree angles

c. Acute angles are by definition 90 degrees, and acute is less than but not equal to 90 degrees

d. should be always

e. should be never (explanation: they have to be adjacent to be supplementary, and vertical angles are never adjacent)

Step-by-step explanation:

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The formula to calculate work done is -

Work done ( in joule, J) = Force (in Newton) X Distance (in meters)

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Here, force is given as = 7 newtons

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So, work done will be -

Work done ( in joule, J) = 7 Newtons X 3 Meters

<u>Work done ( in joule, J) = 21 J (in joule)</u>


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