if you mean the triangle one, it's 25cm
Answer:
4 feet 10 in
Step-by-step explanation:
58/12= 4 10/12= 4 feet 10 in
Answer:
6 adults
Step-by-step explanation:
Let
x -----> the number of children
y ----> the number of adults
we know that
The ratio

so
using proportion
Find the value of y for x=(20-12)=8

therefore
6 adults
Answer:
Step-by-step explanation:
You need to find “Y.”
To find “Y”, you do
-3 - 4y = 12
+3 +3
which would be -4y = 15
divide both sides by -4, and you get
y = 15/-4
Then you plug 15/-4 into “Y”, so you get -3 - 4(15/-4) = 12
then multiply, and you get -3 + 15 = 12