# math

posted by
**Kristle**
.

The isoceles triangle represents the roof of a birdfeeder. If each base angle is 40°, how many degrees is the angle at the top of the birdfeeder?

posted by
**Kristle**
.

The isoceles triangle represents the roof of a birdfeeder. If each base angle is 40°, how many degrees is the angle at the top of the birdfeeder?