A Kepler triangle is a right-angled triangle with edge lengths in geometric progression , whereby the ratio of the edges of a Kepler triangle is bound to the golden ratio .
A Kepler triangle is a right triangle with edge lengths in geometric progression . The ratio of the edges of a Kepler triangle is linked to the golden ratio

Are these two sentences paraphrases of each other?
yes

The British Central Africa Protectorate existed in the area of present-day Malawi between 1891 and 1907 .
The Malawi Central Africa Protectorate existed between 1891 and 1907 in the territory of the present-day British .

Are these two sentences paraphrases of each other?
no

The police authority had also appointed two coopted independent members to the standards committee .
The Police Authority also had two co-opted Independent Members appointed to the Standards Committee .

Are these two sentences paraphrases of each other?
yes

The last Pontiac , a white 2010 model year G6 4 - door limousine , was built in January 2010 on the Orion Township assembly line .
The white Pontiac , a last 2010 model year G6 4 door sedan , was built at the Orion Township Assembly Line in January , 2010 .

Are these two sentences paraphrases of each other?
no