Answer:
3(7a - 9)
Step-by-step explanation:
21a–27
3*7*a - 3*9
Factor out 3
3(7a - 9)
Answer:
6.82 cm
Step-by-step explanation:
1000=V=pi*r^2*h. 1000=pi*r^3, r=6.82 cm
Simplify
2/4z + 1 = 2/4z + 1
Answer: D. Infinite solutions
Answer:
x=65°
Step-by-step explanation:
Full circle is 360°,then 360-90-180=90,and
x+25=90
x=90-25
x=65°