#1-4.

Mathematics
Tutor: None Selected Time limit: 1 Day

Jan 30th, 2015

QN 1

.hypotenuses=a^2=b^2+C^2

9^2=12^2+c^2

c^2=144+81

c=15

QN2.

13^2-7^2

169-49=120

=10.95

QN 3

It is a right angled triangle

find the l.c.m of 21,20 ,29

QN 4

AREA=1/2BH

1/2*8*12

AREA=48CM^2


Jan 30th, 2015

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