All categories

3 years ago

What is the length of BC?please help!!!

Mathematics

1 answer:

Ivenika [448]3 years ago

4 0

Answer:

2.1

Step-by-step explanation:

using cosine theorem or substraction of two vector

b = AC = 5

c = AB = 6

a² = b² + c² - 2bc cos A

a² = 5² + 6² - 2*5*6 cos 20°

a² = 4.62

a = √4.62

a = 2.149

a ≈ 2.1

You might be interested in

What is the value of the function at x = −3?

zlopas [31]

Answer:

the answer is D

Step-by-step explanation:

(0, -3) , (1, -3) , (2, -3)

Hope this helps! :)

~Zane

4 0

3 years ago

Read 2 more answers

A new park is built with a 3/4 mile trail around a lake. The city wants to include a bench every 1/8 of a mile. How many benches

aleksandr82 [10.1K]

Answer:

6 benches are needed

Step-by-step explanation:

3/4= 6/8

1/8 goes into 6/8, 6 times so,

6 benches are needed on the 3/4 mile trail

5 0

3 years ago

Read 2 more answers

What’s 7(c+2) if c=9

ddd [48]

Answer:

Step-by-step explanation:

3 0

3 years ago

Read 2 more answers

How many 3/4 cup servings are in 12 cups of cherries?

AveGali [126]

Answer:

16 serving.

Step-by-step explanation:

Given: 3/4 cup servings.

Now, computing the number of serving in 12 cups of cherries.

Using unitary method to solve.

∴ Number of serving= $total\ cups \times number\ of\ serving\ per\ cup$

Number of serving in one cup is $\frac{4}{3}$

Number of serving in 12 cups = $12\times \frac{4}{3} = 16 \ serving$

Number of serving in 12 cups= $16\ serving$

∴ There are 16 serving is possible in 12 cups of cherries.

8 0

3 years ago

Lauren is running in a race to raise money for her favorite charity the total distance of the race is 12.5 miles so far she has

solmaris [256]

To get the answer I divided 12.5 by 10. The answer is 1.25.

6 0

3 years ago