4 In Fig. 14.30, calculate:
a) the length of AB
b) area of trapezium ABCD
c) area of ABCD
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Answered by
4
Answer:
(a) 24 cm
(b)180 cm^2
(c)
Step-by-step explanation:
(a) By pythagoras property,
A^2 + B^2 = C^2
10^2 + AB^2 = 26^2
100 + AB^2 = 676
AB^2 = 676 - 100
AB^2 = 576
AB = 24 cm
(b) Area of trapezium = a + b x h
2
12 + 24/2 x 10
36/2 x 10
180 cm^2
(c) 180 cm^2
Hope this answer helps you....
Answered by
0
Answer:
a) 24cm
b)180cm^2
c)60cm^2
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