Problems. The right triangle
Answers are for parents and teachers.
1
A quadrilateral has angles 95°, 85°, 110° and x. Find x.
70
2
In a right triangle the acute angles are in ratio 2 : 3. Find the larger (degrees).
54
3
The leg opposite 30° is 15 cm. Hypotenuse (cm)?
30
4
The median to the hypotenuse is 8.5 cm. Find the hypotenuse.
17 cm
5
State three properties of a right triangle.
Acute angles sum to 90°; the leg opposite 30° is half the hypotenuse; the median to the hypotenuse is half of it.