acute angle GMAT

Angles of less than 90 degrees are called acute angles.

小于90的叫锐。

In contrast to prominent ear with underdeveloped antihelix fold, over-convex-antihelix ear reveals a sharp acute angle of antihelix and over-concaved scapha.

摘于“朝风耳”的耳轮过平坦且外翻，耳轮过前凸则是厉害的耳轮前凸及状部内陷。

The characteristic of hyphae are regular width and septation with typical branching in acute angle (about 45 degrees) in PAS stain.

病理切片经由PAS染色清楚可见麴菌菌丝，其具有分隔，且分枝呈锐状，约45，其特徵。