Answer:
70 centimeters squared
Step-by-step explanation:
area of trapezoid formula is 1/2 (b1 + b2)
1/2 (7+13)(7)
7 is base 1, 13 is base 2, 7 is the height
1/2(7+13)(7)
1/2(20)(7)
1/2(140)
70
49
8*7=56
7*6=42
56+42=98
98/2=49
hope it helps.........
d
the set containing all objects or elements and of which all other sets are subsets.
