# Why should we use the associative and commutative properties?

###### Question:

Why should we use the
associative and commutative
properties?

### A lighthouse casts a shadow that is 108 meters long. At the same time, a person who is 1.6 meters tall casts a shadow that is 6.4 meters long. Enter in a proportion that can be solved to find the height of the lighthouse. Then solve the proportion. Use the variable x to represent the height of the lighthouse in your proportion. A proportion that can be solved to find the height of the lighthouse, x, is ______=______ The height of the lighthouse is ______ meters

A lighthouse casts a shadow that is 108 meters long. At the same time, a person who is 1.6 meters tall casts a shadow that is 6.4 meters long. Enter in a proportion that can be solved to find the height of the lighthouse. Then solve the proportion. Use the variable x to represent the height of the l...

### What are the two most important aspects of a government?

What are the two most important aspects of a government?...

### This problem performs elliptic curve encryption/decryption using the scheme out-lined in Section 10.4. The cryptosystem parameters are E11(1,6) and G = (2,7). B'ssecret key is nb = 3. (Hint: Note the relationship of this system to the one discussed inthe previous question (10.14)]a. Find B's public key PB.b. A wishes to encrypt the message Pm = (10,9) and chooses the random valuek = 4. Determine the ciphertext Cm.c. Show the calculation by which В recovers Pm from Cm.(10.14----> for E11(1

This problem performs elliptic curve encryption/decryption using the scheme out-lined in Section 10.4. The cryptosystem parameters are E11(1,6) and G = (2,7). B'ssecret key is nb = 3. (Hint: Note the relationship of this system to the one discussed inthe previous question (10.14)]a. Find B's publi...

### The area of a square window is 81 in.² how long is each side of the window

The area of a square window is 81 in.² how long is each side of the window...

### Tell what the following people will do tomorrow by changing the verb in the following statement to the future tense. Write the new Verb in the blank. Tienes muchos libros

Tell what the following people will do tomorrow by changing the verb in the following statement to the future tense. Write the new Verb in the blank. Tienes muchos libros...

### WILL MARK BRAINLIEST - 75 POINTS!! Find the factorization for the polynomial 100x^2- 20x+1 A.) (50x+1)^2 B.) (10x+1)^2 C.) (10x-1)^2 D.)(50x-1)^2

WILL MARK BRAINLIEST - 75 POINTS!! Find the factorization for the polynomial 100x^2- 20x+1 A.) (50x+1)^2 B.) (10x+1)^2 C.) (10x-1)^2 D.)(50x-1)^2...

### Mineral reaction to stress​

Mineral reaction to stress​...

### The cost of borrowing money is measured by

The cost of borrowing money is measured by...

### 7. TRUE or FALSE. . Every integer is a natural number. Every natural number is a rational number Every rational number is an integer Every natural number is an integer.

7. TRUE or FALSE. . Every integer is a natural number. Every natural number is a rational number Every rational number is an integer Every natural number is an integer....

### When solving an inequality, if you the coefficient is negative, as in -3x > 9, the inequality symbol will be reversed. True or false?

When solving an inequality, if you the coefficient is negative, as in -3x > 9, the inequality symbol will be reversed. True or false?...

### Which type of credit is the most likely to be unsecured

Which type of credit is the most likely to be unsecured...

### Hurricane Ike made landfall in Texas in September of 2008, and went on to become the third costliest hurricane in U.S. history. At its peak, it had sustained winds of 233 kmh (145 mph). What category was Ike on the Saffir-Simpson scale at its peak?

Hurricane Ike made landfall in Texas in September of 2008, and went on to become the third costliest hurricane in U.S. history. At its peak, it had sustained winds of 233 kmh (145 mph). What category was Ike on the Saffir-Simpson scale at its peak?...

### If 2 is subtracted from 3 times a number , the result is 25.Find the number?

If 2 is subtracted from 3 times a number , the result is 25.Find the number?...

### Suppose that a person has an average heart rate of 72.0 beats/min. How many beats does he or she have in 2.0 y? In 2.00 y? In 2.000 y?

Suppose that a person has an average heart rate of 72.0 beats/min. How many beats does he or she have in 2.0 y? In 2.00 y? In 2.000 y?...

### How many protons and neutrons are in a drawn out atom that has the atomic number of 16 and a mass number of 32??

How many protons and neutrons are in a drawn out atom that has the atomic number of 16 and a mass number of 32??...

### Which events are not driven by solar energy

which events are not driven by solar energy...

### Some individual states have abolished slavery in their constitutions. Confederation delegates Bevin Weinberg and Dani kwatcher propose an amendment to abolish slavery in the entire county can the articles of confederation solve this problem

Some individual states have abolished slavery in their constitutions. Confederation delegates Bevin Weinberg and Dani kwatcher propose an amendment to abolish slavery in the entire county can the articles of confederation solve this problem...