1.-7/4
2.1/7
3.-5/3
4.1/2
5.neither a parallelogram nor a trapezoid
6.neither pair of opposite sides is parallel
hope this help any one who need the answer <span />
Step-by-step explanation:
First you do the one in the parentheses: 4 - 6 = -2
Then you got the answer: -2
Then you add -2 + 1 = -1
You got the answer: -1
The formula of a circumference is:

r - radius
or

d - diameter
We have d = 12cm. Substitute:

One-fourth of the circumference:

<h3>Answer: 9.42 cm.</h3>
All you do is 60 times .65 so the answer is 39