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Darya [45]
2 years ago
9

Matthew practiced playing the guitar for 2/3 hours. Natalie practiced playing the guitar 1 3/4 times as long as

Mathematics
1 answer:
belka [17]2 years ago
7 0

Answer:

2/3*(7/4)=7/6 hours

Step-by-step explanation:

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A sphere is not a polyhedron true or false?
lesya [120]

it is false because a sphere is basically a three- dimensional circle. It is a polyhedron.

7 0
2 years ago
James notes the angle of elevation of the top of tower to be 30 degree if James is 100meter away horizontally from the base of t
noname [10]

Answer:

h = 57.73 m

Step-by-step explanation:

We have,

The angle of elevation of the top of tower to be 30 degree

James is 100 m away horizontally from the base of the tower.

It is required to find the height of the tower.

Here, angle is 30 degree

Base, b = 100 m

Let h is the height of the tower. The relation between base and height is given by :

\tan\theta=\dfrac{h}{b}\\\\h=b\times \tan\theta\\\\h=100\times \tan(30)\\\\h=57.73\ m

So, the height of the tower is 57.73 m.

3 0
3 years ago
Mae has a number cube with 6 sides that are numbered 1 through 6. What is the probability that Mae will roll an odd number?
Stels [109]

Answer:

C) P(E)  = \frac{3}{6}<u></u>

The probability that Mae will roll an odd number

<u></u>P(E)  = \frac{3}{6}<u></u>

Step-by-step explanation:

<u><em>Step(i):-</em></u>

<em>Given that Mae has a number cube with 6 sides that are numbered 1 through 6.</em>

<em>n(S) = { 1,2,3,4,5,6,} = 6</em>

<em>Let 'E ' be the event of odd numbers</em>

<em>Mae will roll an odd number</em>

<em>n(E) = {1, 3, 5} = 3</em>

<u>Step(ii):-</u>

<u>The probability that Mae will roll an odd number</u>

<u></u>P(E) = \frac{n(E)}{n(S)} = \frac{3}{6}<u></u>

<u></u>P(E)  = \frac{3}{6}<u></u>

4 0
3 years ago
Simplify the radical expression. Please explain how you got your answer.<br><br> √25/4
astra-53 [7]
√25/4=5/2 because 5/2 times 5/2 equal 25/4. Hope it help!
6 0
3 years ago
The radius is 2.1. What is the area of this circle? Round your answer to the nearest tenth. Use 3.14 for pi.
Alinara [238K]
Answer: 6.594 or 6.3
4 0
2 years ago
Read 2 more answers
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