Answer:
RM = 12 cm
Step-by-step explanation:

Assuming 20 is the hypotenuse cus there is no picture:




If It's not the hypotenuse:




But I find it unlikely that 20 wasn't the hypotenuse so ignore that unless it applies.
Hope this helped. :0)
Answer:
exposed is another word for endangered
Answer:
qualitative
Step-by-step explanation:
bcos the question is in quality format
Answer:
=13x+12
Step-by-step explanation: