4 pillows and 5 quilts cost £53, 6 pillows and 5 quilts cost £57, find the cost of one each
2 answers:
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The answer is
Step-by-step explanation:
Given that and
To find :
Now, assign the value in
Also, assign the value in
Now, adding the like terms , we get,
Thus, the value of is
Answer:
<h2>A = 177 cm²</h2>Step-by-step explanation:
A diameter is two times longer than a radius. Therefore, if the diameter
d = 15cm, then the radius r = (15cm) : 2 = 7.5cm.
The formula of an area of a circle:
Substitute:
Then