1. the area of a rectangle is 4 square feet. the rectangle is 2 feet long. wjat is the perimeter of the rectangle?
2. the perimeter of a rectangle is 66 inches. the rectangle is 19 inches long. how wide is the rectangle?
3. the area of a rectangle is 35 square inches. the rectangle is 7 inches long. how wide is the rectangle?
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The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n