Question

pls help me tomorrow is my exam pls​

Answer 1

Answer:

1. a) (-13 ×(-11)×10;

143 ×10

= 1430

b) (-20)×(-2)×(-5)×9

-500×9

= (-4500)

2. Perimeter of a square is 4×side

4×7.25

= 29

Step-by-step explanation:

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Answer 2

Answer:

A. 143×10= 1430

B. Is also same

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