Common Core 5.G.B.3 worksheet
5th grade (Year 6 in England) · 16 questions · Common Core: 5.G.B.3, 5.G.B.4, 8.G.A.5 · England: Y5 Geometry, Y6 Geometry
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Date
Score/ 16
Question 1
True or false? Every rhombus is a parallelogram.
- A. true
- B. false
Question 2
Two angles of a triangle are 23° and 117°. What is the third angle, in degrees?
Answer
Question 3
An isosceles triangle has a top angle of 138°. The two base angles are equal. What is each base angle?
Answer
Question 4
In an isosceles triangle each base angle is 52°. What is the third angle?
Answer
Question 5
A triangle has exactly two sides equal. What type of triangle is it?
- A. right-angled
- B. isosceles
- C. equilateral
- D. scalene
Question 6
Mateo says each angle in an equilateral triangle is 90°. Spot the mistake. What is each angle really?
Answer
Question 7
An isosceles triangle has two equal base angles of 35° each. What is the third angle, in degrees?
Answer
Question 8
A parallelogram has one angle of 69°. Opposite angles are equal. What is the size of each of the other two angles?
Answer
Question 9
Always, sometimes or never true? A rectangle has four equal sides.
- A. always
- B. sometimes
- C. never
Question 10
A quadrilateral has angles of 112°, 89°, 102° and x. Find x.
Answer
Question 11
True or false? Every parallelogram is a rectangle.
- A. true
- B. false
Question 12
Two angles of a triangle are 58° and 82°. What is the third angle, in degrees?
Answer
Question 13
An isosceles triangle has a top angle of 140°. The two base angles are equal. What is each base angle?
Answer
Question 14
In an isosceles triangle each base angle is 66°. What is the third angle?
Answer
Question 15
A triangle has exactly two sides equal. What type of triangle is it?
- A. equilateral
- B. isosceles
- C. right-angled
- D. scalene
Question 16
Daniel says each angle in an equilateral triangle is 90°. Spot the mistake. What is each angle really?
Answer
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