Answer:
36.6 cm
Step-by-step explanation:
We have the rectangle upright and the rectangle on its side.
Counting the sides starting from the lower left vertex and going clockwise.
7 + 4.3 + (7 - 4.3) + 7 + 4.3 + 7 + 4.3
= 7 + 4.3 + 2.7 + 7 + 4.3 + 7 + 4.3
= 36.6 cm
Answer:
If you really meant that the number of dogs is 12 greater than 3 times the number of cats then:
3 cats
Step-by-step explanation:
21= number of dogs
c = number of cats
21 = 12 + (3c)
3c = 9
c = 3
Answer:
That is ur answer. I was unable to type that so I use took a screenshooton my phone .
Step-by-step explanation:
Solve the equation 1/30 + 1/45 = 1/x
where x is the required time
multiply thru by 90x:-
3x + 2x = 90
x = 90 / 5 = 18
answer 18 minutes
