Question

1 Find the area and the perimeter of a top of table whose length is 65.40
2 Write the properties of addition of rational numbers.
3 Evaluate
|{(-15+5)×2+8} - 32+5)-(-7).
4 Make different types of quadrilateral using colored paper and paste
names and properties?
5 a) Construct all types of angles and write their properties.
b) Multiply 3/4 by the reciprocal of (5/6) + (2/3).
6. Practice 5 questions of every exercises from the syllabus of your
7. Write a note on any one great mathematician and describe his/her
8. Practice any 10 questions from addition and subtraction of algebr
SCIENCE
nimantiate between red blood cells and white blood cells.​

Answer 1

Answer:

2) Closure property, Commutative law, Associative law, Existence of Additive Identity, Existence of Additive Inverse

3) -180

5) b) 3/6