Question

27) The length and breadth of a rectangle are 10 cm and 8 cm respectively. If its length
is doubled, then its new area is
dong 1990 doidw zoril 970 TO OWTI
(b) 160 cm?
(c) 240 cm?
(d) none of these
(a) 80 cm​

Answer 1

Answer:

c is the correct answer....

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Answer 2

Answer:

hєєчα,

quєѕtíσn⤵️⤵️

The length and breadth of a rectangle are 10 cm and 8 cm respectively. If its length

is doubled, then its new area is

(b) 160 cm?

(c) 240 cm?

(d) none of these

(a) 80 cm

αnѕwєr ⤵️⤵️

hєrє,

lєngth = 10cm

вrєαdth =8 cm

nσw lєngth íѕ dσuвlєd,

ѕσ, lєngth = 10 × 2 => 20cm

nσw,

αrєα σf rєctαnglє = length × breadth

= 20 × 8 {cm²}

= 160 cm²

ѕσ, σptíσn в íѕ cσrrєct. thαt íѕ (160cm²)