Question

pls tell and read carefully
class 7

Answer 1

Answer:

3÷12=4 answer is 4 okkkkkkkkkkkkkkkkkkkkk

Answer 2

Answer:

this the answer of this question

Step-by-step explanation:

using pythogores property-

let us assume DC as x

=√DC = √BC + √AB +√ AD

=√DC= √3+√4+√12

=√DC=9+16+144

=√DC= 169

=DC=√169=13x13

Therefore DC is 13cm.