Rain gutters prevent water damage to building walls and foundations. Flat roofs need minimum 1 in 80 fall for proper drainage. Water flows down into parapet, valley or eaves gutters
A kite is a quadrilateral with two pairs of equal adjacent sides. No parallel sides exist, but one pair of opposite angles are equal. The sum of interior angles equals 360°
789 is an odd composite number with two prime factors. It is written as 789 in scientific notation (7.89 × 10²). The sum of its prime factors is 266. It has four divisors, with a deficiency of 522
Perimeter is the total length of a shape's outline. For any shape, perimeter equals sum of all sides. Real-world distance units must be used in calculations. Online calculators can help verify results
Diagonal is a line segment joining non-adjacent corners of polygons. Diagonals are defined only for lateral shapes like squares and rectangles. Diagonal length is always greater than polygon sides
Calculator helps find dimensions of squares and circles within circles. Useful for finding largest shapes like pizza, cake, or pools. Can be used for both circumscribed and inscribed shapes