As many points i can give and brainliest and award comments!me asap on these three attachments.

How many grams must be adde to 970g to make 1 and a half kg

Which statement is always true? a. square bcdf is a rectangle. b. rectangle gjkm is a square. c. quadrilateral stpr is a trapezoid. d. parallelogram abcd is a rhombus.

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?