MATHEMATICS HIGH SCHOOL

45 degreese is used in a pie chart to reperesent 6 people. How many people were there altogehter?

Answers

Answer 1
Answer: We can solve this problem by the rule of three.
A complete pie chart has 360º. 

45º----------------------6 people
360º--------------------    x

x=(360º*6 people) / 45º=48 people.

Answer; 48 people. 

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MIDDLE SCHOOL

Rico and Josh took off on skateboards going in the same direction. After 20min, Rico had traveled 5.98 kilometers and Josh had gone 8.2 kilometers. How far apart were they?

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Answer:

2.22 km

Step-by-step explanation:

Assuming initially both were at the same point ...

Distance from Rico = 5.98 km.

Distance from Josh = 8.2 km in the same direction.

If they were going in the same direction, then the final distance between the two can be written as follows:

d = 8.2 - 5.98 = 2.22 km

After 20 minutes, Rico and Josh were 2.22 km away. of distance between them.

MIDDLE SCHOOL

Fiona finds1shell on her first day at the beach. Every day that week she finds twice as many as she did the day before. How many shells did Fiona find on the seventh day?

Answers

On the 7th day, Fiona found the 128 shells, at the beach.

Given that,
Fiona finds1shell on her first day at the beach. Every day that week she finds twice as many as she did the day before.

What is geometric progression?

Geometric progression is a sequence of series whose ratio with adjacent values remains the same.

here,
The general term for the situation is given as,
a = 1 and r = 2
Shell found on an nth day = arⁿ⁻¹
now put n = 7
Shell found on the 7th day = 1[2]⁶ = 64

Thus, On the 7th day, Fiona found the 128 shells, at the beach.

Learn more about geometric progression here: brainly.com/question/4853032

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If she found 1 on Monday so day 11 (I'm using Monday to start with because it keeps track of the days)
That would be 2 on Tuesday so day 2
Then 4 Wednesday day 3
8 Thursday day 4
16 Friday day 5
32 Saturday day 6
And finally it would be 64 on Sunday aka the 7th day
HIGH SCHOOL

To the nearest tenth, find the perimeter of triangle ABC with vertices A(3, 2), B(-2, 3), and C(2, 6)

Answers

Answer:

14.2 units

Step-by-step explanation:

To find the distance between the points, you use the formula

 Therefore, we need to get the distances between points A and B, between points B and C and between points A and C.

Length

Perimeter==14.2 units (to the nearest tenth)

HIGH SCHOOL

Find the complete factored form of the polynomial: 25mn^2 +5mn

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