Question

Help @iGreen

Answer 1

@iGreen

Answer 2

What do you think?

A right triangle has to have an angle of 90 degrees, an obtuse triangle has to have an angle of greater than 90 degrees.

Answer 3

D.?

Answer 4

@iGreen

Answer 5

No..let's say we have a 90 degree angle(right) and a 91 degree angle(obtuse)

What's 90 + 91?

Answer 6

181

Answer 7

Yes, and THREE angles of a triangle have to add up to 181..

Answer 8

180*

Answer 9

So what do you think?

Answer 10

A.?

Answer 11

Correct!

Answer 12

If one angle is 90 and the other is over 90, we cannot have a third angle.

Answer 13

Thx.\[\Huge \star\]