1. In pairs and justifying the answers, perform the following actions:
According to the observed information, indicate the name of each one of the triangles:2. Match the following columns:a. Radian( f ) It is the direction from which a positiveangle results.b. Clockwise( e ) It comes from the sexagesimal system and its value results from dividing a circumferencein 360 equal parts.c. Perigon( h ) It measures more than 90°, but less than 180°.d. Acute( b ) It is the direction from which a negativeangle results.e. Degree( d ) It measures more than 0°, but less than 90°.f. Counterclockwise( c ) It measures 360°.g. Concave( a ) It comes from the circular system and itscharacteristic is that its radiuses and arch have the same value.h. Obtuse( c ) It measures more than 180°, but less than360°.