Question

What is History ??

Both are wrong
actually its Arts ​

Answer 1

Answer:

History is the study of past events. People know what happened in the past by looking at things from the past including sources (like books, newspapers, scripts and letters), buildings and artifacts (like pottery, tools, coins and human or animal remains.) ... This is called oral history.

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Answer 2

Answer:

Step−by−stepexplanation:</p><p></p><p>

Solution:−

Solution:−</p><p></p><p>sumofallangleoftriangleisequalto180°</p><p></p><p>∠A+∠B+∠C=180°∠A+∠B+∠C=180°</p><p></p><p>(5x−60)+(2x+40)+(3x−80)=180(5x−60)+(2x+40)+(3x−80)=180</p><p></p><p>→10x−100=180→10x−100=180</p><p></p><p>→10x=180+100→10x=180+100</p><p></p><p>→x=

1

0

28

0

→x=10280</p><p></p><p>→x=28→x=28</p><p></p><p>Hence,thevalueofxis28°</p><p></p><p>

Explanation:

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