Question

please answer it fast​

Answer 1

Answer:

10) a) true b) false c) false d) false

11)TSA:-2(lb+bh+hl)

= 2(12×6+6×6+6×12)

=320 cm square

13)

14) no,because exactly 2 or 1

15) Sn- sum of terms

n- number of terms

d - common difference

a- first term

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