Question

If in a quadrilateral three angles given as 45°,60°and 120° then find the value of fourth.​

Answer 1

Answer:

THE SUM ALL ANGLES IN A QUADRILATERAL IS EQUAL TO 360°

45° + 60° + 120° + x = 360°

225° + x = 360°

x = 360° — 225°

x = 135°

Step-by-step explanation:

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Answer 2

Answer:

HEYA HERE IS UR ANSWER❣❣❣❣

Step-by-step explanation:

SUM OF ANGLES OF A QUADRILATERAL IS 360 DEGREE

LET THE FOUTH ANGLE BE x

WE HAVE TO SUM ALL THIS ANGLES

45+60+120+x=360

225+x=360

x=360-225

x=135

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