What kind of arch has flat sides and slopes where other arches are curved?
A) horseshoe
B) keel
C) semicircular
D) muqarnas

Question

Quizplus · Accepted Answer

A keel arch has flat sides and slopes where other arches are curved. A horseshoe arch has a curved top but also has curved sides, while a semicircular arch has a curved top and curved sides. Muqarnas is not an arch, but rather a type of decorative ornamentation.

What Kind of Arch Has Flat Sides and Slopes Where