Complete Question:
The deck that Amos is building is in the shape of a parallelogram, DGRY. The measure of D is five-halves the measure of Y. Find the measure of each angle of the deck.
Answer:


Step-by-step explanation:
Given
Shape: Parallelogram DGRY
Dimension: 
Required
Find the measure of each angle
D and R are opposite sides & G and Y are also opposite sides.
So, we have:

and

The sum of angles is given as:

Substitute values for 

Take LCM


Multiply both sides by 





So:






Hence:

Answer:
C.
Step-by-step explanation:
The eqn. of a circle with centre (h,k)and radius ris given by,
Answer:
1/36
Step-by-step explanation:
3c = 12.69
where c = # of greeting cars
Answer: 8+(x÷39) or (x÷30)+8