Students can use the **Spectrum Math Grade 3 Answer Key Chapter 7 Lesson 7.6 Measuring Area **as a quick guide to resolve any of their doubts.

## Spectrum Math Grade 3 Chapter 7 Lesson 7.6 Measuring Area Answers Key

To find the area of a square or rectangle, multiply length by width.

10 ft. × 2 ft. = 20 sq. ft.

The product is written as 20 square feet.

**Find the area of each shape.**

Question 1.

a.

______________ sq. in.

Answer:

50 sq. in.,

The product is written as 50 square inches,

Explanation:

Given length is 10 in. and breadth is 5 in. area of rectangle is l x b = 10 in. x 5 in. = 50 sq. in..

b.

______________ sq. ft.

Answer:

56 sq. ft.,

The product is written as 56 square feet,

Explanation:

Given measurements are 8 ft. , 7ft. that is area of square is 7 ft. X 8 ft. = 56 sq. ft.

c.

______________ sq. ft.

Answer:

40 sq. ft.,

The product is written as 40 square feet,

Explanation:

Given length of rectangle is 10 ft. and 4 ft. so, area of rectangle is 10 ft. x 4 ft. = 40 sq. ft.

d.

______________ sq. in.

Answer:

300 sq. in.,

The product is written as 300 square inches,

Explanation:

Given length of rectangle is 50 in. and breadth of rectangle is 6 in., Area of rectangle is 6 in. x 50 in.=300 sq. in..

Question 2.

a.

______________ sq. yd.

Answer:

126 sq. yd.,

The product is written as 126 square yards,

Explanation:

Given length of rectangle is 18 yd., breadth of rectangle is 7yd., Area of rectangle is l X b=18 yd. X 7 yd. = 126 sq. yd..

b.

______________ sq. in.

Answer:

40 sq. in.,

The product is written as 40 square inches,

Explanation:

Given length of rectangle is 8 in. and breadth of rectangle is 5 in.. Area of rectangle is 8 in x 5 in = 40 sq. in..

c.

______________ sq. yd.

Answer:

160 sq. yd.,

The product is written as 160 square yards,

Explanation:

Given measurements of rectangle are 40 yd. and 4 yd., Area of rectangle is 40 yd. X 4 yd. =160 sq. yd..

d.

______________ sq. yd.

Answer:

160 sq. yd.,

The product is written as 160 square yards,

Explanation:

Given the measurements of rectangle are 20 yd. and 8 yd., Area of rectangle is 20 yd. X 8 yd. = 160 sq. yd.

Draw the square units.

A = ______________ sq. cm

Multiply to check your answer.

__________ × _____________ = _____________

A = ____________ sq. cm

Answer:

A = 15 sq. cm,

Explanation:

Given the measurements are 5 cm and 3 cm, therefore area is 5 cm X 3 cm = 15 sq. cm.

**Draw the square units. Then, multiply to check your answer.**

Question 1.

__________ × _____________ = _____________

A = ____________ sq. cm

Answer:

A = 24 sq. cm,

Explanation:

Given the measurements are 8 cm and 3 cm, therefore area is 8 cm X 3 cm=24 sq. cm.

Question 2.

__________ × _____________ = _____________

A = ____________ sq. in.

Answer:

4 sq. in,

Explanation:

Given measurements are 2 in. and 2 in.. Therefore area is 2 in. X 2 in. = 4 sq. in.

Question 3.

__________ × _____________ = _____________

A = ____________ sq. cm

Answer:

A = 4 sq. cm.

Explanation:

Given the measurements are 4 cm and 1 cm, therefore area is 4 cm X 1 cm=4 sq. cm.

Question 4.

__________ × _____________ = _____________

A = ____________ sq. in.

Answer:

A = 27 sq. in,

Explanation:

Given the measurements are 9 in. and 3 in., therefore area is 9 in. x 3 in. = 27 sq. in.