87
You can add up the angles that are labeled(73,110,and 90 because of the right angle) and get 273.
For a quadrilateral, all of the angles add up to 360.
So, subtract 360-273.
You get 87.
Hope this helps:)
Answer:
17
Step-by-step explanation:
f(x)= -2x+7
f(-5)= -2(-5)+7
10+7
f(-5)=17
Answer:
2√5
Step-by-step explanation:
The radius is the distance from the center to a point anywhere along the edge of the circle. To find the distance between these two points, use the distance formula.

It is the third answer down