3 years ago

PLEASE ANSWER + BRAINLIEST!!!

1 answer:

6 0

Use the Cosine Rule

q^2 = 20^2 + 30^2 - 2^20*30 cos 15

= 140.89

so q = sqrt 140.89 = 11.9 (answer)

You might be interested in

Ymorist [56]

Answer:

666

Step-by-step explanation:

666

6 0

2 years ago

Semenov [28]

$55\ \frac{miles}{hour}\\\\
1\ mile\ =\ 5280\ feet\\
1\ hour=\ 3600\ second\\\\
55*\frac{5280}{3600}=80,7\frac{feet}{second}$

3 0

2 years ago

DerKrebs [107]

The answer is 211.26087

3 0

2 years ago

ValentinkaMS [17]

The total value would be the amount he put in plus the amount he earns in interest. The answer should be 424

8 0

3 years ago

lbvjy [14]

-7 - 3x = 9x(x + 2)

Standard Form:
-9x^2 - 21x - 7 = 0

8 0

2 years ago