Subject: Mathematics
Book: Maths Mastery
Rectangles form the basis of countless geometric and real-life applications, from plotting out rooms to determining the surface area of rectangular objects. The area formula is A = length × width. For example, a 12 m by 8 m rectangle has an area of 96 m². This simple calculation underlies more complex designs, such as floor plans or packaging materials. Grasping rectangular area helps you swiftly compute how much paint to buy for a wall or how large a garden bed is, making it indispensable in practical problem-solving.
A rectangle has an area of 48 cm² and a length of 8 cm. What is its width?
View QuestionIf sin(x) = 3/5 and x is in the first quadrant, what is cos(x)?
View QuestionHow many diagonals does a pentagon have?
View QuestionIf sin(A) = 1/2 and A is acute, what is the value of A?
View QuestionIf x - y = 5 and x + y = 15, what is the value of x?
View QuestionWhat is the greatest common divisor (GCD) of 36 and 48?
View QuestionIf the sides of a triangle are 6 cm, 8 cm, and 10 cm, what is the area of the triangle?
View QuestionA number is increased by 20% and then decreased by 20%. What is the net change?
View QuestionIf a right triangle has legs of 9 cm and 12 cm, what is the length of the hypotenuse?
View QuestionThe sides of a triangle are 5 cm, 12 cm, and 13 cm. What type of triangle is it?
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