Mathematics
Grade 8
45 min
Use dictionary definitions
Tutorial Preview
1
A dictionary defines 'isosceles triangle' as a triangle with at least two equal sides. Which triangle shown is isosceles?
2
A dictionary defines 'complementary angles' as two angles that add up to 90°. If one angle is 30°, what is its complement?
3
A dictionary defines a 'rational number' as a number that can be written as a fraction p/q. Is the decimal 0.75 a rational number?
Sample Practice Questions
Easy
An 'equilateral triangle' has three equal sides. A triangle has sides 7, 7, 7. Is it equilateral?
0.Yes
1.No
2.Maybe
3.Not a tri
Easy
'Supplementary angles' add up to 180°. If one angle is 100°, what is its supplement?
0.80°
1.90°
2.100°
3.180°
Easy
A 'rational number' can be written as a fraction. Is the decimal 0.5 a rational number?
0.Yes
1.No
2.Only sometimes
3.It's an integer
Want to practice and check your answers?
Sign up to access all questions with instant feedback, explanations, and progress tracking.
Start Practicing Free