The number that Samya can be thinking of is 571.
<h3>How to get the number?</h3>
The information stated that Samya was thinking of a number that's is between 560 and 590. It was further stated that the number isn't a multiple of four and that the addition of it's digit will give a prime number.
This will be:
5 + 7 + 1
= 13
In this case, 13 is a prime number. Also, 571 is not a perfect square.
Therefore, the number is 571.
Learn more about multiples on:
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Answer:
scalene
Step-by-step explanation:
also an acute triangle is something to do with angles so as long as no angles are provided, scalene is the best option
Set up the equation 3x+1= 4x-7 and you’ll get your answer
Answer:
Perimeter: perimeter = (12 x 2) + (x-2 times 2)
Area: 12 x (x-2)
Step-by-step explanation:
I hope im right im only in grade 6 so wouldnt trust me with that :/
Answer:
105 sq cm
Step-by-step explanation:
The bottom rectangle is 6 x 15 = 90 sq cm
The triangle at the top has a length of 15 - 9 = 6 cm and a height of 11 - 6 = 5 cm.
A triangle is 1/2bh so 1/2 x 6 x 5 = 15 sq cm
Add the areas together
