Which type of triangle will always have exactly 1-fold reflectional symmetry?

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

Kristen is wrapping presents for the holidays. she has a box that measures 4 ft. x 2 ft. x 2 ft. how many square feet of wrapping paper does she need to cover the box without overlapping?

Find the measurement of angle b in the following triangle