Learning Goal: I’m working on a mathematics practice test / quiz and need an explanation and answer to help me learn.

QUESTION NUMBER 1

To find the area of a triangle, multiply the length of the base by the length of the height and divide by

.

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 2

Suppose angle L and angle M are supplementary angles. Angle L measures 38°.

The measure of angle M is

°.

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 3

If a scaled drawing represents objects as 1/16 of their actual size, then an object that is 75.2 meters tall would be

meters tall in the drawing.

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 4

Solve for y.

image2

y =

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 5

image9

The area for the above shape is

in2.

I DON’T KNOW

QUESTION NUMBER 6

A rectangle has an area of 35 in2. The length of the rectangle is 7 inches long. The width of the rectangle is

inches.

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 7

image9

The area for the above shape is

in2.

I DON’T KNOW

QUESTION NUMBER 8

Suppose you are going to install carpet into a rectangular room that measures 4 yards by 7 yards. However, the carpet you chose can only be purchased in 10 yd2 sections. You will need to purchase

of these 10 yd2 sections to have enough carpet for the entire room.

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 9

image4

Given two intersecting lines p and q, suppose the measure of angle R is 135°. The measure of∠ S=

°.

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 10

For a school assignment, Aria is drawing a map of her neighborhood. The distance between Aria’s house and her favorite park is 3 miles. On her map, she draws them 8 inches apart. Aria decides she wants to keep this same scale when drawing her best friend’s house. If the distance between Aria’s house and her best friend’s house is 1.2 miles, how many inches apart should they be on her map?

Aria’s house and her friend’s house should be

inches apart on the map.

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 11

Suppose you want to build a rectangular deck in your back yard. You want it to be 6 meters wide and 8 meters long. The area of the deck will be

meters2.

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 12

Suppose Carl is building a fence to go around his rectangular backyard.

The sum of the interior angles of the fence will be

°.

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 13

A 25-pound bag of grass seed will cover 800 square meters of land. How many bags will you need to cover 2600 square meters of land?

You will need

bags.

[Your answer must be in numerical form. Round to the nearest tenth, if necessary.]

I DON’T KNOW

QUESTION NUMBER 14

Kansas City, MO and St. Louis, MO are 248 miles apart. On a map, these two cities are 4.9 centimeters apart. Use this scale to determine the distance between Kansas City, MO and Louisville, KY if they are 10 centimeters apart on the map.

Kansas City, MO and Louisville, KY are

miles apart.

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