Question 8: A Single Right Angle

作者:Steve Phelps

In a spherical triangle, with exactly one right angle, (a) What are the possibilities for the two oblique (nonright) angles? (b) How can we think about the sides of the triangle?

新资源

Parallelogram Anatomy
Building Figures with Set Areas
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Classifying Triangles
Pathway to Proof: Triangle Angles

发现资源

To verify whether 3 points are collinear
Distance Formula Exploration
Riemann Sum Calculator
TEST
Skew lines - angle

发现主题

正方形
抛物线
减法
圆
函数图象