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find the unknown angle can someone help me pls what is this how do i even find the unknown angle

Find The Unknown Angle Can Someone Help Me Pls What Is This How Do I Even Find The Unknown Angle class=

Sagot :

Pjdemarcoid

Answer:

1 135

2 45

3 135

4 45

Step-by-step explanation:

think in terms of supplimentary angles. those that add up to 180

00francescaedwardsid
1 and 3 are equal because opposite angles are equal so
3 = 135 degrees
angles in a circle = 360
360 - (135 x 2) = 90
90 / 2 = 45 so
2 and 4 are each 45 degrees

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