Answer:
12
Step-by-step explanation:
triangle on left= 2 cuz 2 times 2=4 /2 =2
and same thing with right
then middle it just 2 times 2
ALWAYS REMEMBER DIVIDE THE TRIANGLES BY 2
Answer: BC=18
DG=6
Step-by-step explanation: well we have to use similarity. and that means setting up proportions so... 15/10 = BC/12 10BC=180, BC=18
9/18=DG/12 (we put 18 because it equals BC)
hope this helped!!
First you can write it as 1.25 which it is the decimal version of the percent. Then write the 1.25x = 25. After divide both sides by 1.25. Ta da, You have your answer (which is 20).