2 years ago

What is the volume & surface?

Mathematics

1 answer:

iogann1982 [59]2 years ago

8 0

Answer:

180

Step-by-step explanation:

I multiplied both sides

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Hi, does anyone know the answer to this question? I’m bad at geometry and I’m struggling to answer it.

arsen [322]

Answer:

QT = 16

Step-by-step explanation:

ΔQRS ~ ΔQRT

In similar triangles, corresponding angles are in same ratio.

$\frac{QS}{QR}=\frac{QR}{QT}\\\\\frac{25}{20}=\frac{20}{QT}$

Cross multiply,

QT * 25 = 20 * 20

$QT =\frac{20*20}{25}\\\\QT = 4*4\\\\QT = 16$

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The mass, m kilograms, of a horse is 429 kg, correct to the nearest kilogram.

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Answer:

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Step-by-step explanation:

the mass of horse is 429 kg

estimated to the nearest hundred is 400 kg

estimated to the nearest tens is 430 kg

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Step-by-step explanation:

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