Workout
Question 1
(a) Right angle
(b) Scalene
(c) Isosceles
(d) Equilateral
(e) Isosceles
(f) Scalene
Question 2
Isosceles right angle triangle … or … Right angled isosceles triangle
Question 3: A triangle like Q1(a)
Question 4: A triangle like Q1(c)
Question 5: A triangle like Q1(b)
Question 6: A triangle like Q1(d)
Apply
Question 1: Isosceles
Question 2: Equilateral
Question 3:
(a) False
(b) True
(c) True
Question 4:
The lengths of the two shorter sides need to add together to be larger than the longest side in order for the sticks to make a triangle.
or… the two shorter sticks would not meet if they were joined to the ends of the 10cm stick.
Question 5:
The angles in a triangle add together to equal 180°. If there is a right angle (90°) and an obtuse (greater than 90°), then just those two angles add together to greater than 180°.
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