Geometry Study Guide – Covering and Surrounding
Name____________________________________ Hour_______ Date______________
1)
2)
3)
4)
5)
6)
The formula for the area of a triangle is _______________________.
How do you find perimeter? ________________________________
The formula for area of a parallelogram is _____________________.
How do you find perimeter? _______________________________
How do you find the perimeter of an irregular shape?
How do you find the area of an irregular shape?
7) A=________
10) P = _______
8) A=________
11) P = ________
9) A=________
12) P = _______
16 ft
6 in
15 cm
4 cm
18 ft
19 ft
5 in
7.5 in
13 cm
7..5 in
16 in
13) A=________
16) P = _______
14) A=________
17) P = _______
15) A=________
18) P = __________
2 in
11 mi
1.3 ft
5 miles
13 miles
8 in
2.3 in.
1.1 ft
0.8 ft
Geometry Study Guide – Covering and Surrounding
These figures are not drawn to scale. Use the net to find the surface
area of each shape.
19) SA = ____________
20) SA = ______________
7 cm.
21) What shape would each net make?
22) How do you find the volume of a rectangular prism?
23) What is the volume of the shape for number 19?
Geometry Study Guide – Covering and Surrounding
Name____________________________________ Hour_______ Date______________
1)
2)
3)
4)
5)
The formula for the area of a triangle is a = ½ bh
How do you find perimeter?
Add all sides of a shape together
The formula for area of a parallelogram is
a = bh
How do you find perimeter? Add all sides of a shape together
How do you find the perimeter of an irregular shape? Add all sides
of a shape together
6) How do you find the area of an irregular shape? Break it apart and
use the formulas to solve for each separate shape. Then add them
together.
7) A= 128 ft2
10) P = 53 ft
8) A= 15 in2
11) P = 20 in.
9) A= 26 cm2
12) P = 32 cm.
16 ft
6 in
15 cm
4 cm
18 ft
19 ft
5 in
7.5 in
13 cm
7..5 in
16 in
13) A= 16 in2
16) P = 20.6 in
14) A= 65 mi2
17) P = 32 mi
15) A= 1.04 ft2
18) P = 3.8 ft
2.3 in.
11 mi
1.3 ft
5 miles
13 miles
8 in
2 in
1.1 ft
0.8 ft
Geometry Study Guide – Covering and Surrounding
These figures are not drawn to scale. Use the net to find the surface
area of each shape.
19) SA = 72 in2
20) SA = 109 cm2
7 cm.
21) What shape would each net make? 19 would make a rectangular
prism, 20 would make a pyramid.
22) How do you find the volume of a rectangular prism? v = lwh
23) What is the volume of the shape for number 19? v = 36 cm3