3 years ago

Part I: Multiple Choice

Mathematics

1 answer:

UNO [17]3 years ago

3 0

Answer: $85.70

Step-by-step explanation:

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The length of a rectangle is twice it’s width if the perimeter of the rectangle is 54 cm

castortr0y [4]

Width = 9cm

Length = 18cm

<u>Explanation:</u>

Let width = b,

So, length = 2b

Perimeter of rectangle = 2x(length + width)

According to the question,

$54cm = 2X(2b + b)\\54cm = 2X(3b)\\27cm = 3b\\b = 9cm$

Hence,

Width = 9cm

Length = 18cm

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3 years ago

Lines l and m are parallel and intersected by transversals t and s as shown in the figure below.

kogti [31]

Angle W and Y are right angles and equal to 90 degrees each. Angle z and angle x are same side interior angles and they have a sum of 180 degrees because of the same side interior angles postulate.

so W= 90 Y=90 X+Z= 180 . so 90+180+90 =360 degrees. B.

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3 years ago

What is the explicit formula for this sequence? 7, 2, -3, -8

inn [45]

Answer:

Common difference (d) = -5

Step-by-step explanation:

formula=>

an = a + (n-1)d

=> -8 = 7 + (4-1)d

=> -15 = 3d

=> 3d = -15

=> d = -15/3

=> d = -5

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How do answer my question

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Answer:

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Which shows how to determine the volume of the pyramid?

blagie [28]

Answer:

The first opinion

Step-by-step explanation:

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