What's 24 -3 (7-5) to the power of two over (+8) (-6) ÷ (+12)?

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth

The length of a shadow of the building is 36m. the length of the pole, which is perpendicular to the ground, is 1.9m. the length of the pole's shadow is 1.52m. what is the height of the building?

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor