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Could someone help me out?
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2 votes
Could someone help me out?

Could someone help me out?-example-1
User Laurens Rietveld
by
6.1k points

2 Answers

5 votes

Answer:

The value of x is 28cm.

Explanation:

Area of a trapezium = ½h(a + b)

240 = ½×12×(12 + x)

240 = 6(12 + x)

240 = 72 + 6 x

240 - 72 = 6x

168 = 6x

168/6 = x

28 = x

User TTeeple
by
5.4k points
3 votes

Answer:

15

Explanation:

User Stuart Ervine
by
5.0k points
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