Page 38 - NUMINO_WB_5B
P. 38
120-B4-2
2. Fill in the blank. a. b.
Example 33 43 58
a b
The sum of the interior b
angles of a quadrilateral a 92
is 360°.
a 110
b 70
ab ab
c. d. e.
a 112 a
a b b
48 b 33 88 143
ab ab ab
f. g. h.
b 68 a a
47 a b 112 b
ab 88
ab 105 120
ab
2. Fill in the blank. a. b.
Example 33 43 58
a b
The sum of the interior b
angles of a quadrilateral a 92
is 360°.
a 110
b 70
ab ab
c. d. e.
a 112 a
a b b
48 b 33 88 143
ab ab ab
f. g. h.
b 68 a a
47 a b 112 b
ab 88
ab 105 120
ab
