12+8k=48
=>8k=36
=>k=36/8
=>k=4.5
Answer:
at 8 pm the temperature will be -9 degrees. and at midnight the temperature will be negitive twenty one(-21) degrees
Step-by-step explanation:
the start time is 12 pm and finish is 12 am and every hour your going to subtract 3 from the given degree so 15-3= 12 , 12-3=9 ect.
The answer to the question is a
Answer:C. 36
Step-by-step explanation: height is 12 base is 9
12^2+9^2= 144+81=225 sq rt of 225 =15
So 12+9+15=36
5,12,13
5X5=25
12X12=144
25+144=169
answer: square root 169=13
