Register
Please help me with this Pythagoras theorem.. A triangle DEF is right- angled at E, with DE=6.7m and EF=5.5m . find the length of DF. ​
179k views
5 votes
Please help me with this Pythagoras theorem..

A triangle DEF is right- angled at E, with DE=6.7m and EF=5.5m . find the length of DF. ​

Please help me with this Pythagoras theorem.. A triangle DEF is right- angled at E-example-1
User Ambertch
by
8.0k points

2 Answers

5 votes

Answer:

8.7m

Explanation:

[6.7]²+5.5}²

=[75.14]

√75.14m

=8.7m

User Patrick Dench
by
8.2k points
4 votes

Explanation:


{(df)}^(2) = {(de)}^(2) + {(ef)}^(2) \\ = {6.7}^(2) + {5.5}^(2) \\ = 44.89 + 30.25 \\ = 75.14 \\ df = √(75.14) = 8.67m \\ thank \: you

User Kyung Lee
by
9.0k points
← Prev Question Next Question →

Related questions

User Benny Johansson
asked Sep 5, 2024 130k views
Abc and def are similar right-angled triangles. Find the length of df?
Benny Johansson asked Sep 5, 2024
by Benny Johansson
9.3k points
1 answer
4 votes
130k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Link Copied!