Answer:
c
Step-by-step explanation:
the answer is c
alernate angles are angles that take the shape of z
Answer:
a. 
b. 
Step-by-step explanation:
a.


Where, 


Where, 

Volume of the shaded figure = 
b.
expressed in factored form:
Look for the term that is common to 9a³ and 9ab², then take outside the parenthesis.

divide both sides by 7 to get x alone
84/7 = 12
B.12
Answer:I think its last one sorry if I am wrong
Step-by-step explanation: