Questions

Questions

 

1) Direct questions: Find the area of each of these triangles and show all working.

2) Word questions: (Hint: drawing a diagram using the data provided can make the problem solving easier)

  • The altitude of a right triangle is twice the base. If the area is 36, what are the dimensions and the perimeter of this triangle?
  • A equilateral triangle has a base of 7. What are the altitude, the area and the perimeter of the triangle?
  • A right triangle has a hypotenuse of 10 and one acute angle of 42°. Find the area and perimeter of this triangle.

 

 

3) Multiple Choice questions: Choose the correct answer.

 1.  A triangle has a base of b = 20 cm. If the height equals 2x cm and its area equals 80x2 cm2, the values of its height and area are?   

 

 

 

 

Answers

 

1.

(a) 24cm2

(b) 17.5m2

(c) 48cm2

(d) 600mm2

(e) 12cm2

(f) 24cm2

(g) 17.55cm2

(h) 21.84mm2

 

2.

(1) height=12, base=6, perimeter=31.42

(2) altitude=6.06, perimeter=21, area=21.2

(3) perimeter=24.123, area=24.86

 

3.

1. C

2. C

3. C


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