Question

In a right angled triangle,find the length of the side opposite to right angle,if other 2 sides are 12cm and 9cm?
Options:
A.14cm
B.15cm
C.16cm
D.19cm
Pls give explanation too

Answer 1

Answer:

B. 15cm

Step-by-step explanation:

use Pythagoras theorem

x^2 = 12^2 + 9^2 = 114 + 81 = 225

x = 15

hope it helps

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Answer 2

12² + 9² = x²

144 + 81 = x²

x = √225

x = 15 cm

Hence, option B is correct.