The two angles of a triangle are m° and (m+20)°.their sum is greater than the third angle. what is the range values of m°?

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Answer 1 · 2018-05-14T08:07:09

#m>35#

if teh two angles are

#m" & " m+20#

the third angle is

#180-(m+m+20)#

#180-2m-20#

#=160-2m#

we have therefore

#m+m+20>160-2m#

#=>2m+20>160-2m#

solving for #m#

4m>140#

#:.m>140/4#

#m>35#