The upper base length of a trapezoid is 3cm, the lower base lenght is 7cm, and its area is 45 sq.cm. what is the height?
A. 6cm
B. 7cm
C. 8cm
D. 9cm
Pasagot naman po!
A. 6cm
B. 7cm
C. 8cm
D. 9cm
Pasagot naman po!
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Answer:
A po
Step-by-step explanation:
A = (a+b) H = 30
2
(a+b)×4 = 30 = a+b = 15
2
= 6 cm
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