the length of each side of a square is 3 in. more than the length of each side of a smaller square. the sum of the areas is 45 in^2. find the lengths of the sides of the two squares

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.