Math, asked by Kumkum1234567890, 10 months ago

Find the area of equlateral triangle with side 10m

Answers

Answered by Nєєнα

Answer:

Step-by-step explanation:

Attachments:

jiya7545: I am right

Nєєнα: Not 53

Nєєнα: 5 root 3

jiya7545: you send a picture no no of this solution

jiya7545: I am right

Nєєнα: No

jiya7545: sorry I thought you post

Kumkum1234567890: It’s wrong

Nєєнα: I didnt use herons formula here

Nєєнα: I used the regular formula

Answered by antareepray2

By heron's formula;

$a = \sqrt{p(p - x)(p - y)(p - z)} \\ = > a = \sqrt{15(5)(5)(5)} \\ = > a = \sqrt{1875} \\ = > a = 43.30m^{2} \\ => a = 25\sqrt {3}m^{2}$

HOPE THIS COULD HELP!!!

Kumkum1234567890: It’s right

Kumkum1234567890: Thanks

antareepray2: My pleasure. ..

antareepray2: Actually, I first found the answer in decimal and then in the irrational form.....both are correct.....hope this could help....

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