lobarpulatova999 lobarpulatova999

10-05-2022
Mathematics

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urgent please,
in the diagram below, OA l OC. find the value of x,

urgent please in the diagram below OA l OC find the value of x class=

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ammuchinnu20082009 ammuchinnu20082009

10-05-2022

Answer:

x= 30

Step-by-step explanation:

angle AOB= 180- 4x

angle AOC is a right angle because OA is perpendicular to OC

180- 4x + x = 90 degrees

180- 3x = 90 degree

180- 90 = 3x

90= 3x

therefore x= 90/3= 30

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