2 years ago

I WILL GIVE BRAINLIEST TO WHOEVER IS CORRECT

Mathematics

1 answer:

tresset_1 [31]2 years ago

3 0

1. Angle addition postulate
2.x=15

You might be interested in

Please help, i need this done asap!

Bond [772]

Answer:

$}\frac{\sqrt{2} }{2}$ or 0.707

Step-by-step explanation:

cos(315) is equivalent to cos ( $\frac{7\pi }{4}$ )

You can look at the unit circle to find the cos value for this. Keep in mind that cos is the x value of the corresponding coordinate.

7 0

2 years ago

What is the length, in feet, of the wire?

Vladimir79 [104]

<h2>The answer is <u>about 5.385 feet</u> if you are asking for the hypotenuse.</h2><h3 /><h3><em>Please let me know if that was not what you were asking for.</em></h3><h2 /><h2 />

8 0

2 years ago

David wants to fill his backyard swimming pool. His garden hose delivers 40 gallons in 5 minutes. How many gallons of water will

svetlana [45]

Answer:

Part a) $160\ gallons$

Part b) $480\ gallons$

Step-by-step explanation:

Part a) How many gallons of water will be in the pool after 20 minutes?

we know that

Using proportion

$\frac{40}{5}\frac{gallons}{minutes}=\frac{x}{20}\frac{gallons}{minutes} \\ \\x=40*20/5\\ \\x=160\ gallons$

Part b) How many gallons of water will be in the pool after 1 hour

we know that

1 hour = 60 minutes

Using proportion

$\frac{40}{5}\frac{gallons}{minutes}=\frac{x}{60}\frac{gallons}{minutes} \\ \\x=40*60/5\\ \\x=480\ gallons$

5 0

2 years ago

Of a number is what percentage of that number?

bulgar [2K]

Answer:

=5*3

=15%

the percentage of the number is 15%

8 0

2 years ago

Darnelle has a $10,000, three-year loan with an APR of 5%. She uses the table on page 159 to compute information on the loan,

Leno4ka [110]

Answer:

a:500 b:547,500 c:557,500

Step-by-step explanation:

7 0

2 years ago