Question 21347
can the angles in a triangle have the measures given?43degrees,48degrees,90degrees.............................. 
RULE IS SUM OF 3 ANGLES SHOULD BE 180......
HERE.....43+48+90=181.....SO THE ANSWER IS 'NO'.........

#2 21.3degrees,56.7degrees,102degrees.............
HERE 21.3+56.7+102=180....SO THE ANSWER IS YES..........