Question

14. What will be the semi-perimeter of the
following figure?
a 27 cm
b 13 1/2 cm
c 9 cm
d 6 3/4 ​

Answer 1

Answer:

FIRST TELL ME ANSWER OF THIS QUESTION BELOW

factorise the following:4(2a-3)²-3(2a-3)(a-1)-7(a-1)²