Mathematics
Grade 4
15 min
Adjacent angles
Adjacent angles
Tutorial Preview
1
Find the total angle when two small angles are 20° and 30°.
2
A 70° angle is made of two parts. One part is 40°. Find the other part.
3
A right angle (90°) has a 60° part. What is the missing angle?
Sample Practice Questions
Easy
Two adjacent angles are 10° and 20°. What is the total angle?
0.30°
1.10°
2.20°
3.40°
Easy
A 50° angle has a 20° part. What is the measure of the other part?
0.70°
1.20°
2.30°
3.50°
Easy
A right angle (90°) is split into two angles. One is 50°. What is the other?
0.50°
1.40°
2.90°
3.140°
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