Answer:
whats ur question? theres no pic attatched
Step-by-step explanation:
18 centimeters
The formula for finding the perimeter is side + base+side . There for you do 6+6+6
that gives you 18
dddddStep-by-step explanation:
Z=kx/y
7.9=k11/14
Cross multiply
K11=7.9x14
K =7.9x14/11
K=10.1
........
Z= kx15/22
Z=10.1x15/12
Z=12.625