In a right triangle ABC, Angle B = Degree . Find AB, if AC = 17 cm, BC = 15 cm
Answers
Answered by
0
Triangle abc is right angled at b. if ac=17 cm and bc=15 cm , find ab
Answer: 8cm.
Step-by-step explanation:
PLEASE MARK AS BRAINLIEST. ac²=bc²+ab² 17²=15²+ab² ab²= 289-225. ab²=64. ab=8cm. HOPE THIS HELPS...
Answered by
0
Given, in △ABC, ∠B=90
∴AC²=AB²+BC² [∵ Pythagoras theorem]
BC ² =AC ² −AB ²
BC²=17²-8²
BC²=289 - 64=225
∴BC= √225 =15cm
Similar questions