All the solutions provided in McGraw Hill My Math Grade 2 Answer Key PDF Chapter 12 Lesson 2 Sides and Angles will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 2 Answer Key Chapter 12 Lesson 2 Sides and Angles
Explore and Explain
Teacher Directions: Have students sort triangle, square, parallelogram, trapezoid, and hexagon pattern blocks by their number of sides and angles. Trace them. Write how many sides and angles.
Answer:
See and Show
You can describe two-dimensional shapes by the number of sides and angles.
triangle
___________ sides
___________ angles
Answer:
3 sides
3 angles
Explanation:
A triangle has 3 sides and 3 angles
quadrilateral
___________ sides
___________ angles
Answer:
4 sides
4 angles
Explanation:
A rectangle has 4 sides and 4 angles
pentagon
___________ sides
___________ angles
Answer:
5 sides
5 angles
Explanation:
A triangle has 5 sides and 5 angles
hexagon
___________ sides
___________ angles
Answer:
6 sides
6 angles
Explanation:
A Hexagon has 6 sides and 6 angles
circle
___________ sides
___________ angles
Answer:
0 sides
0 angles
Explanation:
Circle is in curved shape it has no sides and no angles
Trace each shape. Write how many sides and angles.
Question 1.
___________ sides
___________ angles
Answer:
4 sides
4 angles
Explanation:
A Rhombus has 4 sides and 4 angles
Question 2.
___________ sides
___________ angles
Answer:
6 sides
6 angles
Explanation:
A Hexagon has 3 sides and 3 angles
Question 3.
Circle the objects that have 0 sides and 0 angles.
Answer:
Explanation:
The circle has no sides and no angles
so, circled the angles.
Talk Math
How are a square and a hexagon alike? How are they different?
Answer:
A square has 4 sides and 4 corners
A hexagon has 6 sides and 6 corners.
On Your Own
Trace each shape. Write how many sides and angles.
Question 4.
___________ sides
___________ angles
Answer:
3 sides
3 angles
Explanation:
A triangle has 3 sides and 3 angles
Question 5.
___________ sides
___________ angles
Answer:
0 sides
0 angles
Explanation:
A circle has no sides and no angles
Question 6.
___________ sides
___________ angles
Answer:
5 sides
5 angles
Explanation:
A Pentagon has 5 sides and 5 angles
Question 7.
___________ sides
___________ angles
Answer:
4 sides
4 angles
Explanation:
a flat geometric figure with four sides but with only two sides parallel
A Trapezoid has 4 sides and 4 angles
Circle the objects that match the description.
Question 8.
3 sides and 3 angles
Answer:
Explanation:
A triangle has 3 sides and 3 angles
so, circled the triangles
Question 9.
4 sides and 4 angles
Answer:
Explanation:
Rectangle and square has 4 sides and 4 angles.
Problem Solving
Draw a picture to solve.
Question 10.
Kira draws a shape with 6 sides and 6 angles. What shape does she draw?
Answer:
Hexagon
Explanation:
Kira draws a shape with 6 sides and 6 angles.
A hexagon has 6 sides and 6 angles.
Question 11.
Alex draws a shape with 3 sides and 3 angles. What shape does Alex draw?
Answer:
triangle
Explanation:
Alex draws a shape with 3 sides and 3 angles.
A triangle has 3 sides and 3 angles
Question 12.
Josh drew 3 squares. Katie drew 2 triangles and 1 square. Who drew more angles?
Answer:
Josh
Explanation:
A square has 4 angles
4 x 3squares = 12 angles
A triangle has 3 angles
2 x 3 = 6
1 x 4 = 4
6 + 4 = 10
so, Josh draws more.
Write Math
Write the name of each shape. Describe two things about each shape.
Answer:
Explanation:
The given shape are pentagon and a square
A Square has 4 sides and 4 angles
A Hexagon has 6 sides and 6 angles
McGraw Hill My Math Grade 2 Chapter 12 Lesson 2 My Homework Answer Key
Practice
Trace each shape. Write how many sides and angles.
Question 1.
____________ sides
____________ angles
Answer:
4 sides
4 angles
Explanation:
A Square has 4 sides and 4 angles
Question 2.
____________ sides
____________ angles
Answer:
6 sides
6 angles
Explanation:
A Hexagon has 6 sides and 6 angles
Question 3.
____________ sides
____________ angles
Answer:
5 sides
5 angles
Explanation:
A triangle has 3 sides and 3 angles
Question 4.
____________ sides
____________ angles
Answer:
3 sides
3 angles
Explanation:
A triangle has 3 sides and 3 angles
Question 5.
Circle the object that has 8 sides and 8 angles.
Answer:
Explanation:
A Octagon has 8 sides and 8 angles.
Question 6.
Jason drew a shape that has 6 sides. What shape did he draw?
Answer:
Explanation:
A hexagon has 6 sides and 6 angles
Question 7.
Carla drew a triangle and a square. Janice drew a shape with 6 sides and 6 angles. Who drew more sides and angles?
Answer:
Triangle and square
A triangle has 3 sides and 3 angles
A square has 4 sides and 4 angles
7 sides and 7 angles by Carla And a hexagon has 6 sides and 6 angles
So, Carla Draws more sides and more angles
Vocabulary Check
Connect the name of each shape to its number of sides or angles.
Answer:
Math at Home
While driving or walking, look at road signs together. Ask your child to name and describe the shapes of the signs he or she sees.
Answer:
The above signal is no parking signal.