Who wrote most definitive text on geometry

Euclid

Step-by-step explanation:

Euclid was a Greek geometer who wrote the Elements, the world's most definitive text on geometry. The book synthesized earlier knowledge about geometry and was used for centuries in Western Europe as a geometry textbook.

plants store their excess carbohydrate in the form of starch so that it could be used as energy source later on. the excess carbohydrate is converted into starch in the plastid i.e. chloroplast & this process occurs in the presence of sunlight. it is an insoluble polymer of glucose which gets stored in cell organelles named as amyloplasts. in some plants, starch is also stored in roots and embryos.

answer: 1inch=7days  

12inch=12*7=84days

step-by-step explanation: