Answer:
A. length = 23 cm; width = 5 cm
Step-by-step explanation:
So if 4 times the width would be and 3 more than would be , the equation would be . If the perimeter is 56, then the new equation, can be formed. This simplifies to , then to , then to , and finally, . So the width is 5, and now plug it into the first equation.
, becomes , becomes .
So the dimensions are: length = 23 cm, width = 5 cm.
*And just to be sure, which is correct.
Answer:
y = -8/3 x - 11
Step-by-step explanation:
If you have 15% off that means you should only pay 100 - 15 = 85% of the price so the answer is:
?/46 = 85/100
so ? is the price that you should pay:
85*46 /100 = $39.1 :)))
i hope this is helpful
have a nice day
Answer:
3240°
Explanation:
The formula for calculating the sum of the interior angles of a polygon is (n-2)x180 where n refers to the number of sides. Because we know that the polygon has 20 sides, the equation would be (20-2)x180. The answer would be 3240°.
Answer:
347.037461955
Step-by-step explanation:
If you are taking the square root of 120,435. I would just put it into a calculator.