What is the image of the point (7,5) after a rotation of 180 degrees counterclockwise about the origin?

(- 7, - 5 )

Step-by-step explanation:

Under a counterclockwise rotation about the origin of 180°

a point (x, y ) → (- x, - y ), thus

(7, 5 ) → (- 7, - 5 )

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.

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm