3 years ago

I need help on number 1

Mathematics

1 answer:

prisoha [69]3 years ago

7 0

I hop this is right number 3

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Whats the value of x?

Paul [167]

Answer:

6.92820323=x

Step-by-step explanation:

Since this is a right triangle, we can use trig functions

sin theta = opp / hyp

sin 60 = x /8

8 sin 60 = x

6.92820323=x

4 0

3 years ago

Hey please help me if you can I would appreciate it

PolarNik [594]

This is a division problem.
You need to divide 51/2 by 3/2.

$\dfrac{51}{2} \div \dfrac{3}{2} =$

$= \dfrac{51}{2} \times \dfrac{2}{3}$

$= \dfrac{51 \times 2}{2 \times 3}$

$= \dfrac{102}{6}$

$= 102 \div 6$

$= 17$

Answer: Choice D.

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3 years ago

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barb exercises for 22 hours each week. how many hours does she exercise in 14 weeks. use the array drawn on the grid go help mul

Paha777 [63]

Answer:

Step-by-step explanation:

22 times 14 is 308, so 308 hours in 14 weeks.

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2 years ago

What is the first quartile of the data set: {13, 15, 19, 35, 25}

Gekata [30.6K]

Answer:

first quartile is 14

Step-by-step explanation:

{13,15,19,25,35}

first quartile = (13+15)/2 = 14

second quartile = 19

third quartile = (25+35)/2 = 30

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3 years ago

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Jeff wants to know how many miles it is from his house to school. On a map the distance is 3 inches. If the scale is 1/2 inch fo

frez [133]

Answer:

12 miles

Step-by-step explanation:

1/2 inch per 2 miles

3 inches away

3 ÷ 1/2 = 6

6 * 2 = 12

8 0

3 years ago