Question

Please answer both
Thanks :D

Answer 1

2) 14.7

3) 50

Explanation:

2.

21² = 441

15² = 225

441 - 225 = 216

√216 = 14.69 (rounds to 14.7)

3.

14² + 48² = 2500

√2500 = 50

Pythagoras Theorem lol

Answer 2

hmm been a long time since I've done this

I think number 2 is 49 and number 1 is 15.9