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ki77a [65]
3 years ago
9

Find the measure of each angle indicated. Round to the nearest tenth.

Mathematics
1 answer:
bulgar [2K]3 years ago
3 0

Answer:

cos^-1 (12/13) or 22.6°

Step-by-step explanation:

sohcahtoa you have the adjacent side which goes over hypotenuse and since you are solving for angle it will be inverse of cos

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the cube below is divided into 8 equal cubes and broken apart. what is the total surface area of all 8 cubes
skelet666 [1.2K]
The area of a cube is A= 6L^2.  A=surface area, L= edge length

The total area is 6(2L^2)  ---> 12L^2. Because when we place the 8 cubes (use 4 cubes to make a square then stack another 4 cube square) to form the original, the small cube's edge (length) is doubled.


8 0
3 years ago
A square painting has a diagonal of 44 in. Lorraine wants to frame the picture. How many inches of frame will she need? Round to
Sidana [21]
Given:
square shape.
diagonal = 44 inches

The frame is square shape therefore its side lengths are equal. We need to solve for the side length using the diagonal.

a = √2  d/2
a = √2  44/2
a = √2  22
a = 1.414 * 22
a = 31.112 or 31 inches

Perimeter: 31 inches * 4 sides = 124 inches
7 0
3 years ago
The cube of the difference of 1 and a number.
vampirchik [111]
No clue but good luck
8 0
3 years ago
Which answers are examples of deductive reasoning?
Mariulka [41]

Answer:

The fair charges $5 for admission. Tom is going to the fair today. Therefore, Tom will spend $5 for admission to the fair today.

The radius of a circle is one-half the length of the diameter of a circle. The diameter of a circle is 10 ft. Therefore, the radius of the circle is 5 ft.

Step-by-step explanation:

Deductive reasoning or deduction, is one of the two basic types of logical inferences. A logical inference is a connection from a first statement to a second statement for which the rules of logic show that if the first statement is true, the second statement should be true. Basically one logical statement defines the base of the argument to reach the conclusion.

Here we can see that in first case:

The fair charges $5 for admission, so we know the fact that it charges $5 for the admission, now whoever goes to the fair will have to spend $5 to get in. Tom is going to the fair so Tom will spend$5 for admission to the fair. Therefore, this statement is deductive reasoning.

Case 2:

The radius of a circle is one-half the length of the diameter, this sentence is a fact. Now the diameter of a circle is 10ft so it is obvious that based on the previous sentence we will calculate the radius of the circle that is half of the diameter.

So only these two examples are based on deductive reasoning.

3 0
3 years ago
Read 2 more answers
One pencil weigh fifteen grams. What is the weight of eight pencils?
artcher [175]

Answer:

120 grams

if they are all the same size

8 0
2 years ago
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