For #1
you would do
8 + 8 + 5 + 5 = 26
so they use 26 inches of ribbon
for #2
since there is 8 sides and each side is 3 feet we multiply
8 x 3 = 24
so the perimeter of her collage room is 24 feet
for #3
its cut off...
Answer:
The answer is no solution.
Step-by-step explanation: First, you would add + 12 to both sides of the equation so that you would have 5c + 21 = 5c. Then, you would subtract 5c from both sides of the equation. This would leave you with 21 = 0. Since this is not true, the equation would have no solution.
Answer:
x = 61°
y = 61°
z = 58°
Step-by-step explanation:
In the given triangle, measures of two sides are equal. So, measures of angles opposite to them are also equal.
Therefore,

The answer should be 6z + 54 but I’m not completely positive.