Which calculations performed on the calculator are reasonable, using estimation? Check all that apply.
2.8 x 210 = 588
50= 5=5
89 x 0.18 = 160.2
Og : 5 = 0.04
- X5=3.75

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .