Question

Beni's uncle is building a deck for her house that is proportional to the twenty- feet by thirty- feet deck he built for his house. The scale factor between his deck and her deck is zero point five. Which of the following could be a measurement for Beni's deck?

fifteen feet

twenty feet

thirty feet

fifty feet

Answer 1

Multiply the dimensions (measurements) by the scale factor.

Answer 2

Can you help me with a few more multiple choice questions

Answer 3

maybe :)

Answer 4

Which is the greatest length?

1 centimeter

1 decimeter

1 meter

1 millimeter

Answer 5

From least to greatest:
milli- / centi- / deci / <unit> / deca- / hecto- / kilo-

Answer 6

Which set of angles shows a right triangle?

sixty degrees, sixty degrees, sixty degrees

fifty-five degrees, twenty-five degrees, one hundred degrees

thirty degrees, sixty degrees, ninety degrees

twenty degrees, one hundred degrees, sixty degrees

Answer 7

What's the measure of a right triangle? Only one of those triangles has an angle that measures that.

Answer 8

C

Answer 9

Which of the following is true about the shape?

A shape resembling the sun with a circle in the center and eight evenly-spaced triangles radiating around it. Each triangle around the perimeter of the circle is directly opposite another triangle.

It does not have rotational symmetry.

It has rotational symmetry of order 2.

It has rotational symmetry of order 4.

It has rotational symmetry of order 8.

Answer 10

I think it is 2 sorry don't know this one

Answer 11

A line segment with endpoints Q negative nine comma thirty-six and R forty five comma eighteen is dilated with the origin as the center of dilation. The resulting endpoints are Q prime negative one comma four and R prime five comma two. What is the scale factor?

one-ninth

one-third

3

9

Answer 12

Hey! @terenzreignz

Answer 13

@Chris01