Question

ex 10 fig 4.c. si 4.d va roggg dai coroana

Answer 1

Figura 4 c

<BMD=<BMC+70°=180°

<BMC=180°-70°=110°

<AMB+<BMC+<CMD+<DME+<EMA=360°

11°+110°+70°+110°+x+19°=360°

320°+x=360°

x=40°

x+19°=40°+19°=59°=<AME

Figura 4 d

2x=90°

X=45°

X+37°=45°+37°=82°

<BMC=45°

<DMC=82°

3•X-6°=3•45°-6°=135°-6°=129°

<AMD=129°