P=156 cm
l=6+5w
P=2(l+w)
156=2(6+5w+w)
156=2(6+6w)
156=12+12w
12+12w=156
12w=156-12
12w=144
w=12cm
l=6+5•12
l=6+60
l=66cm
SAS, two sides are congruent and the angles are equal
Answer:
Hello I am not 100% on my answer but I would assume that X is 2.5 and Y is 6.5
Hope This Helps! please correct me if i am wrong
i think the question is not correct write it again or attach the pic ic
9514 1404 393
Answer:
B) positive
Step-by-step explanation:
For even-index roots, which may be either positive or negative, the <u> </u><u><em>positive</em></u><u> </u> root is called the principal root.