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**1.**

**Calculate the perimeter and area of each figure. Round answers to one decimal place. a. **

_ _ 28.4 cm

**f. g. h. b. c. d. e. **

7.9 cm 36 cm cm 13.5 cm 10.3 cm 8.4 cm 5.8 m 10.8 m 15 cm 7.2 m 20 cm

**2.** Determine the lengths of the unknown sides. Then, calculate the perimeter of each figure. 6.2 cm P 6.4 cm U S Q T 2.9 cm R W 3.2 cm V **3. **A square garden with sides 8.0 m long is to be enclosed by a fence with two openings, each 1.3 m wide. **a) **How much fencing will be needed? **b) **Fencing costs $7.10/m. How much will it cost to fence in the garden? **4.** What dimensions will provide maximum area for a rectangle with each perimeter? **a) **60 m **b)** 128 km

**5.** For each triangle, determine the unknown side. **a)** 4 cm

*p *

7 cm **b)** 7.5 cm

*m *

11 cm **6.** Calculate the perimeter and the area of this shape. 3.0 m = 2.5 m 12.0 m 6.5 m

**7.**

Determine the volume and surface area of each of the following shapes

**a) b) **

3.2 m 8.1 m 60 mm 25 mm

**d) e) c) **

**f)**

**g) **

1.7 m 5.2 m 3.2 m 4.8 cm 15 m 3.2 m 32 cm 5.6 cm 2.0 m 2.4 m

**j) h) i) **

25 cm 45 cm 4.5 cm 1.8 cm 4.5 cm 8.0 cm 2.9 cm