In the past month, raina rented 4 video games and 5 dvds. the rental price for each video game was $3.10 . the rental price for each dvd was $3.90 . what is the total amount that raina spent on video game and dvd rentals in the past month?

$12.40 video game

$19.50 DVD

Total: $31.90

Step-by-step explanation:

multiply 4 (number of video games) x 3.10 (price of video games)

multiply 5 (number of DVDs) x 3.90 (price of DVD)

the answer is b: 18

step-by-step explanation:

use the pythagorean theorem to .

a^2+b^2=c^2

plug 18 for "r"

the 2 legs are 18 and 24

18^2+24^2=c^2

324+576=c^2

900=c^2

c=30

30-12=18

18 is the radius

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