1 So, the angles of an equilateral triangle are Congruent Angles. 2  A square and a rectangle have all their angles measuring 90Â°. So, the angles of a square and a rectangle are Congruent Angles. 3  Congruent Angles Figures have the same shape and size.  Congruent Angles Segments have the same length.
The Seachoice River Anchor will also catch and hold better on rough bottoms. Black vinyl-coated to protect the finish of your boat. Available in 12 and 15 lbs for smaller boats. Look to the 20 or 30 pound anchor for a typical pontoon.
Aluminum Pontoon Houseboat Weight. I am new to houseboating and recently purchased a 21m x 6.10m, with 1m Dia pontoons, which is an aluminum twin pontoon houseboat, single deck ht of 3m and open party top deck made by Sea Spray. The year of manufacture is 2009.