BrancFloyANGO BrancFloyANGO

15-08-2016
Mathematics

contestada

J and M are base angles of isosceles trapezoid JKLM. If mJ = 20x + 9, and mM = 14x + 15, find mK.
A. 151o
B. 1o
C. 29o
D. 75.5o

Respuesta :

Hussain514 Hussain514

17-08-2016

20x + 9 = 14x + 15
6x = 6
x = 1

So base angles are 20 + 9 means 29 degrees. To calculate the m of angle k, subtract 29 from 180:

180 - 29 = 151 degrees.
hope it helps

Answer Link

saunderslaura453 saunderslaura453

06-04-2020

Answer: 151

Step-by-step explanation:

Answer Link

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