The angle at C is 90 degrees, and BCD is a right triangle, so we can applythe Pythagorean theorem here -- 60²+m²=65², so 65²-60²=m²=625. The possible values for m are 25 and -25, and since m can't be negative, 25 is our answer as 25 is the square root of 625

8 0

4 years ago

Solve the system of equations. 5x−7y=58 y=−x+2 x= y=

evablogger [386]

Answer:

x= 6

y= -4

Step-by-step explanation:

5*6=30

58-30=28

7*4=28

3 0

4 years ago

The unit rate for 14 pounds for $2.99

Tema [17]

Step-by-step explanation:

First, you divide the numerator and the denominator by 14. (Your fraction is 14 over $2.99.

Once you have that number, you need to simplify.

You get the number 1 over 0.2125 which can be rounded to 0.21. That being said, the unit rate would be be 1 : 0.21.

Hope this helps!

5 0

4 years ago