Refer to our Texas Go Math Grade 1 Answer Key Pdf to score good marks in the exams. Test yourself by practicing the problems from Texas Go Math Grade 1 Lesson 15.2 Answer Key Attributes of Three-Dimensional Solids.
Texas Go Math Grade 1 Lesson 15.2 Answer Key Attributes of Three-Dimensional Solids
Explore
Draw to sort the three-dimensional solids.
Answer:
FOR THE TEACHER • Have children sort the three-dimensional solids into two groups. Have them draw around each group to show how they sorted.
Answer:
Math Talk
Mathematical Processes
Explain how you sorted the solids.
Answer: Cube has 6 flat surfaces and Sphere has 0 flat surfaces.
Model and Draw
Look at the surfaces on these three-dimensional solids. Some are flat. Some are curved.
Share and Show
Use spheres, cones, and cylinders. Sort the solids into two groups. Name and draw the solids.
Question 1.
only a curved surface
Answer:
Explanation:
A sphere has only a curved surface with no flat and curved surfaces.
Question 2.
both flat and curved surfaces
Answer:
Explanation:
A cone has 1 flat surface and 1 curved surface,
A cylinder has 2 flat surfaces and 1 curved surface.
Problem Solving
Use three-dimensional solids. Write the number of flat surfaces for each shape. Exercise 3-8 can help you write the shape names
Question 3.
A cylinder has _________ flat surfaces.
Answer: A cylinder has 2 flat surfaces.
Question 4.
A cone has ___________ flat surface.
Answer: A cone has 1 flat surface.
Question 5.
A sphere has _________ flat surfaces.
Answer: A sphere has no flat surfaces.
H.O.T. Write to name each shape.
Question 6.
Question 7.
Answer: Cone
Question 8.
Answer: Cylinder
Question 9.
H.O.T. Multi-Step Kelly drew objects that have both flat and curved surfaces. Circle the objects she drew.
Answer:
Daily Assessment Task
Choose the correct answer.
Question 10.
Lorna wins a toy that has no flat surfaces. Which solid ¡s the shape of the toy she wins?
Answer: A sphere has no flat surface, Lorna wins a sphere shaped toy.
Question 11.
Analyze Gerri has a can that is shaped like a cylinder. How many flat surfaces does the can have?
(A) 2
(B) 4
(C) 1
Answer:
A cylinder has 2 flat surfaces, Gerri has a can that is shaped like a cylinder with 2 flat surfaces.
Question 12.
Which solid has only 1 flat surface?
Answer: A cone has only 1 flat surface.
Question 13.
Texas Test Prep Which solid has 2 flat surfaces?
Answer: A cylinder has 2 flat surfaces.
TAKE HOME ACTIVITY • Ask your child to name real objects shaped like a sphere, a cone, and a cylinder.
Answer:
Texas Go Math Grade 1 Lesson 15.2 Homework and Practice Answer Key
Draw each solid.
Question 1.
cone
Answer:
Question 2.
cylinder
Answer:
Question 3.
sphere
Answer:
Problem Solving
Write the name of each solid shape.
Question 4.
A 
has 0 flat surfaces.
Answer: Sphere
Question 5.
A has 1 flat surface.
Answer: A cone has 1 flat surface.
Question 6.
A has 2 flat surfaces.
Answer: A cylinder has 2 flat surfaces.
Lesson Check
Choose the correct answer.
Question 7.
Emma plays a music toy with a curved surface and 2 flat surfaces. Which solid is the shape of the toy she plays?
Answer: A cylinder has 1 curved surface and 2 flat surfaces, Emma plays with a musical toy which is in cylindrical shape.
Question 8.
Jason has a toy shaped like a sphere. How many flat surfaces does the toy have?
(A) 0
(B) 1
(C) 2
Answer: A sphere has 0 flat surface, Jason toy has 0 flat surface
Question 9.
Bailey used blocks to build a tower. She used blocks with 2 flat surfaces. Which block did she use?
Answer: A cylinder has 2 flat surfaces and 1 curved surface, Bailey uses cylindrical blocks to build a tower.
Question 10.
Multi-Step Which solid has a flat surface and a curved surface?
Answer: A cone has 1 flat surface and 1 curved surface.