Instructions: Each of the following questions consists of a question followed by three statements I, II and III. You have to study the question and the statements and decide which of the statement (s) is/are necessary to answer the question.
What is the area of the given right angled triangle?
I. The length of hypotenuse is 5 cm.
II. The perimeter of triangle is four times of its base.
III. One of the angles of triangle is 60°
Length of the hypotenuse = 5 cm
Other two sides = 4cm ,3 cm (pythaogrean triples)
Area = $$\frac{1}{2}$$ x base x height = $$\frac{1}{2}$$ x 3 x 4 = 6cm2
Create a FREE account and get: