I need Geometry help, it’s due tomorrow.

Question

<K and <J are supplementary. M<J is 15 more than twice m<K. Find m<K.

Answer 1

m∠J = 2m∠K + 15

m∠J + m∠K = 180

2m∠K + 15 + m∠K = 180

3m∠K = 165

m∠K = 55º

m∠J = 2(55) + 15

m∠J = 110 + 15

m∠J = 125º