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Find the value of x and find the value of polygon JKLM​
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Find the value of x and find the value of polygon JKLM​

Find the value of x and find the value of polygon JKLM​-example-1
User Shaheeda
by
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1 Answer

7 votes

Answer:

1. (B) 73

2. r = 15

Explanation:

1. The sum of angles in a triangle is 180°.

62° +45° +k° = 180

k = 180 -107

k = 73

__

2. The sum of exterior angles of any polygon is 360°.

4r° +7r° +5r° +8r° = 360°

24r = 360 . . . . . . . . . . . . . collect terms, divide by °

r = 360/24 . . . . . divide by 24

r = 15

User QuokMoon
by
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