Hii can anyone help me with this question ? Thank you so much ! Seems like an ea

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secondary 4 | A Maths
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secondary 4 A Maths

Hii can anyone help me with this question ? Thank you so much ! Seems like an easy question but I had a terrible "mindblock" gladly appreciate if someone can help me in this question ( just part i will do ) thankyou :)

Date Posted: 7 years ago

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Date Posted: 7 years ago

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Jia Yi

7 years ago

Ty. But I don't get the third step cause I thought OB is square root of 53 (7X7 + 2X2) by Pythagoras theorem ?

Glen Loy

7 years ago

Hmmm, where did u get 53 from?

Jia Yi

7 years ago

By Pythagoras theorem I thought
OB is square root 53 instead ?

Glen Loy

7 years ago

Oh! So sorry! Yes u are right! It's 53 please change all root18 to root53 but it's not really the matter since it doesn't affect the final answer :) good on you for pointing it out!

Jia Yi

7 years ago

Ohhh... Hahaha it's okay :) Ty so much :)

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