Answer:
300????
Step-by-step explanation:
because you multiply 100 to the number of tens is equal 300 i think
The other two angles would also be 120 and 40 because the opposite angles of parallelograms are equal
Answer:
is a solution
Step-by-step explanation:
Given


Required
Determine if
is a solution
becomes

--- this is true


--- this is also true
Hence,
is a solution
answer for 9 is 6cm not sure about 10
.8 repeating. I believe is this answer.