Question

1.The expression obtained when : is multiplied by (-3) and then subtracted from 2 is

i. 2-3z iii. 2z + 1

iv. -22 +1


A. Fill in the blanks:

1. If the perimeter of the regular hexagon is a m then the length of each side is.

2. If a matchbox contains 'a' matchsticks in it. then the total number of matchsticks in such

b' boxes is

B. Choose the correct option:

1. The of any two variables remains unchanged even after the order of the variables i. product

is changed.

ii sum

iv. neither (i) nor (ii)

2. Name the law that explains the following

iii. both (i) and (ii)

i. Commutative law of addition ii. Commutative law of multiplication

iii. Distributive law

iv. Closure law​

Answer 1

Answer:

पहले अंदाज़ा लगाओ और फिर अपनी मापक बोतल की मदद से कुछ और चीज़ों के आयतन का पता लगाओ।