Identify each angel pair as adjacent angels vertical angels or a linear pair sovel for x

Figure abcde is a regular pentagon. segment ae is located at a (2, 1) and e (4, 1). what is the perimeter of abcde? 4 units 6 units 8 units 10 units

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?