Question

12. A tangents PA and PB from a peint
to a circle with centre o are inclined
each other at an
80 then
Llod is equal to
(a) 50 1 2 bo"
(.)
700
angle of
(b) 15
13. If the mean of the following data is
20.6. Find the value of P.
lo 15 P
28 35
3
10 25 7
- 20
14 Find the median of the
data:
45-50 50-55 55.60 6o-65
meight: 40-45
65-70
4
7
5
students
following
6​

Answer 1

Answer:

1. 700 2.10257 3.65-70 4.=