Answer:

Step-by-step explanation:
Based on the given conditions, formulate: 
Convert decimal to fraction:
Divide a fraction by multiplying its reciprocal:
Cross out the common factor: 
Calculate the product or quotient: 
get the result: 
Answer: 
Answer:
144 degrees
Step-by-step explanation:
1 exterior angle = 360/number os side
= 360/10 = 36
interior angle = 180 - 36
= 144
Answer:
320 :)
Step-by-step explanation:
(30+2)10 = 320 hope this helps
Answer:
Undefined
Step-by-step explanation:
Slope of CD

Hence, Slope of CD is undefined.