Answer:
18
Step-by-step explanation:
To find this we must divide 45 by 20 which gives the answer of 2.25. As we know this we now must multiply that by 8 resulting in to 18.
Therefore the answer is 18
Triangle from angles XBR=130 cm
Triangle from angles YNJ=65cm
1 and 47, because 47 is a prime number.