The solutions to Bridges in Mathematics Grade 3 Home Connections Answer Key Unit 6 Module 1 can help students to clear their doubts quickly.
Bridges in Mathematics Grade 3 Home Connections Answer Key Unit 6 Module 1
Bridges in Mathematics Grade 3 Home Connections Unit 6 Module 1 Session 2 Answer Key
Triangles & Two-Digit Addition Review
Question 1.
What is the same about all of these triangles?
All the triangles ____________________
Answer:
All the triangles in the above figure are right angles.
Question 2.
a. All of the triangles in group A have something in common. Fill in the circle next to the triangle that belongs with them.
Answer:
b. How do you know the triangle you picked belongs in group A?
Answer: It has three equal sides.
Question 3.
What do these three triangles have in common?
All of the triangles ___________________
Answer: All of the triangles have two equal sides.
Question 4.
Add each pair of numbers. Show all your work.
60 + 35 = ______________
27 + 61 = ______________
36 + 45 = ______________
Answer:
60 + 35 = 95
27 + 61 = 98
36 + 45 = 81
Question 5.
CHALLENGE Fill in the missing digits.
Answer:
Bridges in Mathematics Grade 3 Home Connections Unit 6 Module 1 Session 4 Answer Key
Triangles
Question 1.
Circle the two triangles that are congruent. Congruent means exactly the same shape and size.
Answer:
Question 2.
Circle the two triangles that are similar. Similar means exactly the same shape, but not necessarily the same size.
Answer:
Question 3.
Add.
Answer:
Question 4.
Subtract.
Answer:
Question 5.
Round each number to the nearest 10 and the nearest 100.
Answer:
Question 6.
Angie and Kara share a bedroom. They’ve been having trouble agreeing on who is doing her fair share of the cleaning. So they decided to lay a rope on the floor to divide the room in half. Each girl is responsible for keeping half the room clean and organized.
a. The area of the whole room is ______________ square feet. Show your work.
Answer:
A = 10 × 10 = 100 square feet
The area of the whole room is 100 square feet.
b. The area of each girl’s part of the room is _____________ square feet. Show your work.
Answer:
A = 5 × 10 = 50 square feet
The area of each girl’s part of the room is 50 square feet.
Question 7.
CHALLENGE Susie and her mother are planting a flower garden. It will be in the shape of a right triangle. They drew a diagram of the triangle and labeled the dimensions. How much area will the flower garden cover? Show your work.
Answer:
A = 1/2 × bh
A = 1/2 × 20 × 35
= 350 square feet.
Thus the area of the flower garden is 350 square feet.