Addition
50 + 40
90
10-5
5
5x5
25
4x4+4
20
Name the 3 types of triangle (based on length of sides)
Equilateral
Isosceles
Scalene
53 + 78
131
50-15
35
6x6
36
6 x (2+3)
30
Name the four types of triangles (based on angle size)
Acute
Right-angled
Obtuse
Reflex
74+361
435
45-50
-5
8x8
64
(2+2+2) x 11 +4
70
What is the difference between complementary and supplementary angles?
Supplementary = 180 degrees
Complimentary= 90 degrees
-12 + 43
31
173-400
-227
9x12
108
11 x 8 x (10-8)
176
What size is 1 internal angle of an equilateral triangle?
60 degrees
- 175 + 123
-52
316-77
239
-11x8
-88
42 x 3
48
If a triangle has an internal angle of 60 degrees and one with 84 degrees, how big is the missing angle?
36 degrees