4/3 = AD/EH (similarity)
hence, AD= EH*4/3=60*4/3=80
so, 80
Answer:
6x+10
Step-by-step explanation:
2x×2(2x+5)
2x+4x+10
6x+10
1 hour each day is used for test
so 8-1=7 used per day
so commercial is 1 in the 4:2:1 so
4+2+1=7
ok, so 7 units, 7 hours
4 hour for private
2 hour for research
1 hour of commerical
4*5=20=private
2*15=30=research
1*4=40=commercial
20+30+40=90
percent from commercial
40/90=0.44444444444≈44.44% about 44%
Answer:
An obtuse triangle has 1 obtuse angle and 2 acute angles.