Question

2) In ∆ and ∆ , in a one to one correspondence



=





=





, then

a) ∆ ~∆

b) ∆ ~∆

C)∆ ~∆

d) ∆~∆​

Answer 1

Answer:

439 round off to 400

334 round off to 300

4317 round off to 4300

Estimated sum = 5000

(b) 108734 round off to 108700

47599 round off to -47600

Estimated difference= 61100

c)8325 round off to 8300

491 round off to -500

Estimated difference =7800

(d) 489348 round off to 489300

47599 round off to -47600

Estimated difference =441700