Saved Bookmarks
| 1. |
10) A right-angled triangle has a base of 40 cm, heightof 30 cm and hypotenuse of 50 cm. The triangle isrotated so that the hypotenuse forms the base.Find the altitude now. |
|
Answer» a= 9−L
b= 16−l 2
⇒a+b=5 a=5−b a 2 =25+b 2 −l 2 −10b 9−l 2 =25+16−l 2 −10 16−l 2
10 16−l 2
=32
16−l 2
=3.2 16−l 2 =10.24 l 2 =5.76 ⇒l=2.4cm Hence, the answer is 2.4cm. Step-by-step EXPLANATION: hope this helps..... |
|