Question

1 In the figure AB, CD are two parallel chords
of The cucle with center o and the distance
between them is 20m. If AB = 8cm, CD-4cm
a write the length of OQ , if op = x
b compute the value of x
c. Find the sadius of the circle
B В
А
Pl2cm
D
this answer please​

Answer 1

Answer:

ANSWER

Given OP⊥AB and OQ⊥CD

CQ = QD = 3 cm

AP = BP = 4cm

In △OPA

OP

2

=OA

2

–AP

2

=r

2

–4

2

=25–16=9

⟹OP=3

In △OCQ

OQ

2

=

r

2

–3

2

=4

PQ=OP+OQ=4+3=7cm