Question

Exercise 24A
Calculate the length marked by x in each of the following diagrams, the unit of length being cm. (O is
centre in each diagram)
o
Х
2.5 cm
6.5 cm
1.6 cm
х
10 cm
B
B
А
X
В B.
A4
6 cm
16 cm
(iii)
(ii)​

Answer 1

Answer:

we know that,

radius = diameter/2

radius = 6/2

radius = 3 cm

(AB =3 cm)

Now, by using Pythagoras theorem

(AB)sq.+(BO)sq. = (AO)sq.

(3)sq.+(1.6)sq. = (X) sq.

6 + 2.56 = (X) sq.

8.56 = (X)sq.

X = √8.56 cm

I hope it's help you