emilyybhm emilyybhm

10-07-2020
Mathematics

contestada

The diagonal of a rectangle is 15 cm, and the length is 9 what is the width?

Respuesta :

Аноним Аноним

10-07-2020

Answer:

w = 12 cm

Step-by-step explanation:

Pythagora

d² = l² + w²

w² = d² - l²

w = √(15cm)² - (9cm)²

= √225cm² - 81cm²

= √144cm²

= 12 cm

Answer Link

QueenEsi QueenEsi

10-07-2020

Answer:

12cm

Step-by-step explanation:

The diagonal and the length and width form a triangle

Use pythagorous theorem

(15^2)- (9^2)

=144

find square root of 144cm

answer becomes 12cm

Answer Link

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