Answer:
a.) =30.72*50
b.)13.02*50
Step-by-step explanation:
you got to calculate the area of the two rooms by multipling the sides.
as we know that the scale is 1:50, this means for every 1meter it is 50 meters.
once we have calculated the area of the space used multply it by 50 to get the area dimensions occupied
Answer:
60
Step-by-step explanation:
Just use similar triangles.
12/10 = 72/x
Now solve for x.
x = 72 * 10 / 12 = 60
Answer:
b
Step-by-step explanation:
all you do is divide 10.2 by tan (67) and you get 4.33
Answer:
4 kg
Step-by-step explanation:
so 1.6 * 4 is 6.4 so you just double check if you want
4 + 1.6 which is 1/4 of 6.4 will be 5.6 (matches with the question)
4 + (1.6*4) (indicates it's full) = 10.4( also Matches with the question)
there is another way by setting up an equation. let me know in comments if you want to see it that way
Answer:
2, 3, 7
Step-by-step explanation:
Since you know your multiplication tables, you know that ...
42 = 6 × 7
and
6 = 2 × 3
The numbers 2, 3, and 7 are prime numbers (not further divisible). This list is in order least to greatest, so is the combination of the lock.