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Find the size of angle x.
[Step1] 180° - 154° = 26° ; [Step2] 180° - 73° = 107° ; [Step3] 180° - 26° -107° = 47° ; [Step4] ∠x = 180° - 47° = 133°
Find the size of angle x.
180° - 60° - 58° - 22° = 40°
Find the size of angle x.
[Step1] 180° - 60° = 120°; [Step2] 180° - 120° - 9° = 51°
What is an acute angle triangle?
An acute-angled triangle is a type of triangle in which all the three internal angles of the triangle are acute, that is, they measure less than 90°.
Find the size of angle x.
[Step 1] 180° - 123° = 57° ; [Step 2] Remember about isosceles triangle. ∠x =180° - 57° - 57° = 66°
Find the size of angle x.
[Step 1] 180° - 125° = 55° ; [Step 2] ∠x =180° - 80° - 55° = 45°
What is an equilateral triangle?
An equilateral triangle is a triangle in which all three sides have the same length
What type of triangle is shown in the figure?
Equilateral triangle
Find the size of angle x.
110°
What type of triangle is shown in the figure?
Isosceles triangle
Find the missing angle.
45°
Find the missing angle.
30°
Find the missing angle
50°
Find the missing angle.
58°
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