Answer:
x² + 4x - 12
x² + 6x - 2x - 12
x ( x + 6 ) -2 ( x + 6 )
( x + 6 ) ( x - 2 )
∠R=∠C
∠U=∠A
∠G=∠R
∴∠RUG=∠CAR
1= 23
2= 104
3= 90
Step-by-step explanation:
