Answer:
Step-by-step explanation:
90 = (90-x)-x + 74
16 = 90-2x
2x = 74
x = 37 (angle)
90-x = 53 (complement)
Its A dude
B. 1/3x2y cm3
please note -2 is not a zero ,it should be 2 is a zero.
by synthetic division
2| 1 4 -10 -4
| 2 12 4
|----------------
1 6 2 | 0
x²+6x+2=0