Solution: Find the width of the border of a circle

Solution: What is the interior angle opposite the longest side of a triangle?

Solution: Determine the radius of the circumscribing circle of a triangle

Solution: What is the radius of the circle circumscribing an isosceles?

Solution: Determine the radius of the inscribed circle in a triangle

Solution: What is the length of one side of a triangle?

Solution: What is the length of the median drawn from vertex A to side BC?

Solution: What is the length of the side opposite angle A?

Solution: Given a triangle, C = 100°, A = 15 m, B = 20 m. Find C.

Solution: Find each interior angle of a hexagon