Question

parallelogram (Fig 11.23). QMis the height from Q
and QN is the height from Q to PS. If SR = 12 cm and
PORS is a parallelogr.
SR and QN is the he
QM=7.6 cm. Find:​

Answer 1

Step-by-step explanation:

parallelogram (Fig 11.23). QMis the height from Q

and QN is the height from Q to PS. If SR = 12 cm and

PORS is a parallelogr.

SR and QN is the he

QM=7.6 cm. Find:

Area of the parallelogram PQRS = Base

×

Height

=

12

c

m

×

7.6

c

m

=

91.2

sq cm

(b) Given; Base PS = 8cm, Area of the parallelogram(as calculated in the above question) = 91.2 cm2, Height QN= ?

Area = Base

×

Height

⇒

91.2

c

m

2

=

8

c

m

×

Q

N

Or,

Q

N

=

91.2

8

=

11.4

cm