Challenger App

No.1 PSC Learning App

1M+ Downloads
The length and breadth of a rectangle are 12 cm and 9 cm, respectively. Its perimeter will be

A6 cm

B21 cm

C42 cm

D10.5 cm

Answer:

C. 42 cm

Read Explanation:

Perimeter of rectangle = 2(L + B) = 2 ( 12 + 9) = 2 x 21 = 42 cm


Related Questions:

A line joining two end points is called a/an:
The base of a parallelogram is increased by 8% and height is increased by 4%. Find the net increase percentage in its area.
In ∆LMN, medians MX and NY are perpendicular to each other and intersect at Z. If MX = 20 cm and NY = 30 cm, what is the area of ∆LMN (in cm² )?
If the radius of the base of a right circular cylinder is decreased by 24% and its height isincreas ed by 262%, then what is the percentage increase (closest integer) in its volume?

ABCD ഒരു സമചതുരവും APQC ഒരു ദീർഘചതുരവുമാണ്. B എന്നത് PQ-യിലെ ഒരു ബിന്ദുവാണ്. AC-6 സെന്റീമീറ്റർ AP യുടെ നീളം എത്രയാണ്?

image.png