Try comparing your solution with the following:
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<em>Hope this was helpful.</em>
Step-by-step explanation:
ar of quadilateral
=16×7×7×20
=12080cmsq
Answer:
x=8, y=4
Look up the 30-60-90 triangle rule
Answer:
x = 30
Step-by-step explanation:
1/2(x+6) = 18
Distribute
1/2 x + 3 = 18
Subtract 3 from each side
1/2x +3-3 = 18-3
1/2x = 15
Multiply each side by 2
1/2x*2 = 15*2
x = 30