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Aleksandr-060686 [28]
3 years ago
7

Help needed today plsss

Mathematics
1 answer:
otez555 [7]3 years ago
6 0

Answer:for #2 it's answer 1. #3 is " five less than twice a number is 2x-5. Then 5 times the sum of two numbers if 5x+y. The the difference of 5 and a number squared is (5-x)*2

Step-by-step explanation:

Hope this helps

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Evaluate d/2 + c/3 for c = 6 and d = 10 <br><br> a) 10<br> b) 16/5<br> c) 7<br> d) 6
pshichka [43]
D/2 + c/3

10/2 + 6/3

5+6/3

=5+2

=7



4 0
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A cooler contains 5 bottle of lemonade, 4 bottles of water, and 3 bottles of juice. Each type is equally likely to be chosen. Ba
lord [1]
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Answer:

-24

Step-by-step explanation:

6 0
3 years ago
What is the length of the diagonal of a square with side lengths 7 square root of 2 ? round to the nearest tenth if necessary?
mr_godi [17]
There is 2 ways to solve this type of question.

Method 1
--------------------------------------------------
Formula
--------------------------------------------------
a² + b² = c²

--------------------------------------------------
Apply the formula
---------------------------------------------------
(7√2)² + (7√2)² = c²
c² = 98 + 98
c² = 196
c = √196
c = 14

--------------------------------------------------
Ans: The diagonal length is 14cm 
--------------------------------------------------

_____________________________________________________________

Method 2
--------------------------------------------------
Identify the triangle
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This is a special triangle
45° - 45° - 90°

--------------------------------------------------
Property of the Angles 
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x - x - x√2

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Find hypotenuse
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Given that the non-hypotenuse is 7√2

Hypotenuse =  (7√2)(√2)
Hypotenuse =  7 x 2
Hypotenuse = = 14cm

--------------------------------------------------
Ans: The diagonal length is 14cm 
--------------------------------------------------

6 0
3 years ago
Please help. Due tomorrow
Marrrta [24]
Jim goes to the shop and sees that the T-shirts are only $5.75 each and so wishes to buy 3 of them.

Expressed as a fraction $5.75 = $5 3/4

How much does he have to pay?

The answer is $17.25 or 17 1/4
5 0
4 years ago
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