4. Which of the following best described a system of linear inequalities in two variables?
b. 2x+y=1
ofx & Sy=5
3x-y
1
d. 3x-y> 1
x+y<3
w
min​

In pqr the obtuse angle is 105 and the shorter sides measure 4 and 7 units rounded to the nearest tenth what is the area of triangle pqr

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?

Iwill mark ad braniless pls just evens