Answer:575
Step-by-step explanation: deltamath
the 3th choice because it does not add up to 180, it actually adds up to something greater
Answer:
( a+b) ( m^2 + n^2)
Step-by-step explanation:
factorise like terms
m^2 ( a + b ) + n^2 ( m^2 + n^2)
then put like terms together put remaining terms in a bracket
( a + b) ( m^2 + n^2 )
Answer:
Angle 6 is equal to 60 degrees
Step-by-step explanation: