meepisbeast13 meepisbeast13

03-03-2022
Mathematics

contestada

We are given arc KL is 12x+4, arc KJ is 8x-6, and angle E is 99 degrees. What is the actual degree measure of arc KJ?

10
46
74
99

We are given arc KL is 12x4 arc KJ is 8x6 and angle E is 99 degrees What is the actual degree measure of arc KJ 10 46 74 99 class=

Respuesta :

mathstudent55 mathstudent55

03-03-2022

Answer:

74°

Step-by-step explanation:

m(arc)JKL = 2 × 99° = 198°

8x - 6 + 12x + 4 = 198

20x - 2 = 198

20x = 200

x = 10

m(arc)KJ = 8x - 6 = 8(10) - 6 = 74°

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