Dragonskeld
31.07.2019 •
Mathematics
What number can be divided in both 90 and 100 with no remainder
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Ответ:
the value of 'x'=radius if circle
construction: draw a radius joining centre of circle and the end point of chord
x²=7²+11.5²by using Pythagoras theorem
x=√(49+132.25)
x=√181.25
x=13.5 aprox.