In a right angled
triangle abc , A=90° AC = 9 cm B- 15 cm. Find AB
Answers
Answered by
1
Answer:
AC^2 =BC^2+AB^2
15×15=9×9+AB^2
225-81=AB^2
144=AB^2
AB=12cm pls mark me brainlist pls
Answered by
0
Answer:
A = 90°
AC = 9 cm
BC = 15 cm
AB = ?
By Pythagoras Theorem , we get
AB ^2 + AC ^2 = BC ^2
AB ^2 + 81 = 175
AB ^2 = 225-81
AB = √144 = 12 cm
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