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HACTEHA [7]
3 years ago
12

TODAY

Mathematics
1 answer:
yKpoI14uk [10]3 years ago
3 0

Answer:77

Step-by-step explanation:

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The diameter of a circle is 10 cm what is the angle measure of an arc Pi centimeters long
vredina [299]
We know that

[length of a circumference]=2*pi*r
diameter=10 cm
r=10/2-----> 5 cm
[length of a circumference]=2*pi*5-----> 10*pi cm

if 360° (full circle) has a length of -----------> 10*pi cm
 X°---------------------------> pi cm
X=pi*360/10*pi------> 36°

the answer is 36°
8 0
3 years ago
Subtract 1.05 from a certain number. Multiply the difference by 0.8, add 2.84 to the product then divide the sum by 0.01 and get
attashe74 [19]
Just do the whole process backwards
700*0.01=7
7-2.84=4.16
4.16/0.8=5.2
5.2+1.05=6.25
8 0
3 years ago
How to solve 9x-5-(-6x) ​
koban [17]

Answer: 3x-5

Step-by-step explanation:

9x-5(-6x)

9x-5-6x

3x-5

6 0
3 years ago
Read 2 more answers
Explain the main parts and uses of two kinds of proofs. March the word with the right definition.
slava [35]

Answer:

A. - 3.

B. - 1.

C. - 5.

D. - 4.

E. - 2.

Step-by-step explanation:

A. Definition refers to a statement that exactly defines the object, thing or everything.

B. Postulate or axiom is a statement that is accepted as true in order to initiate an argument.

C. Common notion is the statement that helps to understand the common sense about the subject.

D. Theorem is a statement that shows proof on the basis of previously making statements.

E. Corollary is a statement that act as a small proof that has already been proven.

Hence, the correct matches are:

A. - 3.

B. - 1.

C. - 5.

D. - 4.

E. - 2.

7 0
3 years ago
Part 1: About how tall is the actual Willis Tower? About how tall is the actual Great Pyramid? Be prepared to explain your reaso
lesantik [10]
100 m and 300 m based off the graph the Willis is 3x the size of the great Pyramid
3 0
1 year ago
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