Question

(b) Construct the right-angled ΔABC, where ∠B = 90°, BC = 5 cm and AC = 13 cm.​

Answer 1

Step-by-step explanation:

△ ABC is a right-angled triangle.

By Pythagoras theorem,

AC

2

=BC

2

+AB

2

⇒13

2

=5

2

+AB

2

⇒AB

2

=−(5)

2

+13

2

⇒AB

2

=−25+169

⇒AB

2

=144

⇒AB=

144

⇒AB=12 cm.

Answer 2

PLEASE SEE THE ATTACHMENT

Step-by-step explanation:

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