Question

Find the HCF of 180, 210, 90​

Answer 1

Answer:

180 and 90 hcf. is. =360

Step-by-step explanation:

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Answer 2

SOLUTION

TO DETERMINE

The HCF of 180, 210, 90

EVALUATION

Here the given numbers are 180, 210, 90

We prime factorise the given numbers

180 = 2 × 2 × 3 × 3 × 5

210 = 2 × 3 × 5 × 7

90 = 2 × 3 × 3 × 5

Hence the required HCF

= The highest common factor

= 2 × 3 × 5

= 30

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