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mixer [17]
3 years ago
10

Calculate the radius of the circle when its diameter is 42 cm.

Mathematics
1 answer:
Semmy [17]3 years ago
4 0

Answer:

radius is half of the diameter

42/2= 21

the radius is 21 cm

Step-by-step explanation:

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Ms. Thomas is taking her friends to see a comedy show. The parking fee was $ 35 and the cost of each ticket for the show was $ 4
pychu [463]

1. An expression that will represent the amount of money that Ms. Thomas will spend is <u>p + 45n - c.</u>

2. The amount of money that Ms. Thomas will spend on the comedy tickets for herself and her 2 friends is <u>$155</u>.

<h3>What is a mathematical expression?</h3>

A mathematical expression is a statement that involves two or more variables that require some mathematical operations.

Most commonly, a mathematical expression contains numbers, variables, and operators, which show a value after the mathematical operations.

<h3>Data and Calculations:</h3>

Parking fee = $35

Ticket fee per person = $45

The number of people on the show = 3 (Ms. Thomas and her two friends)

Coupon = $15

Amount of money spent = p + 45n - c

where p = parking fee, n = number of visitors, and c = coupon received.

= 35 + 45 x 3 - 15

= $155

Learn more about mathematical expressions at brainly.com/question/1852123

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2 years ago
The smaller triange was dilated to form the larger triangle. What is the value of x?
natka813 [3]

Answer:

x = 14

Step-by-step explanation:

As we can see that the bottom side is equivalent to 3 of the smallest triangle and the side of the larger triangle is equivalent to the 9

This represents that it is dilated by 3 factor

So

= 3 × 3

= 9

Now the other side i.e. 5 of the smallest triangle also need to be dilated by a 3 factor

So the new side is 15

Also the largest triangle is x + 1

So,

15 = x + 1

x = 14

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3 years ago
Go answer my recent question PLZ (mathmatics)
arlik [135]
Ok





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Softa [21]

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Step-by-step explanation:

There are about 365 sunrises a year. So that is in the hundreds.

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Sandy paid $20.30 as the sales tax for a bike she bought. If the sales tax is
BigorU [14]

Answer:

21.72

Step-by-step explanation:

0.07 x 20.30

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