19in__________________________________________________________________________________________________________________
Answer:
this question could lead to quadratic equation

Answer:
Step-by-step explanation:
<1=180°-74° so <1=126°
<2=180°-90° so <2=90°
<3=180°-116° so <3=64°
<4=180°-65° so <4=115°
by using
° =(3)180°/5 -<1 -<2 -<3 -<4 =<5
you find out the last.
The digit in the thousands place is lower and than the digit in the ten thousands place