Answer:
20. J, 21. B
Step-by-step explanation:
20. P = 15 (2) + 8 (2)
P = 36 ft.
21. 15 - 6 = 9 ft.
Answer:7 2/5
Step-by-step explanation:
Its C. dhadhkcd,bdv,bsvbhbsvbdv,dbv,d,vdhv,bd
3 atoms are in molecular serotonin
M∠B = x
m∠A = 4x
x + 4x = 180
5x = 180
x = 180/5
x = 36
m∠B = x = 36°
m∠A = 4x = 4 * 36 = 144°
Answer is <span>b. 144, 36</span>