Answer:
x + 10 = 4x
Step-by-step explanation:
Let x = her age 10 years ago.
Her age now is x + 10.
x + 10 = 4x
No because it doesn’t add up to 180°
Part A: 40/100 = 0.4 0.4*36=14 14 + 36=50 Part B :40/100=0.4 0.4*60=24 60+24=84
hope this helped
A=hb*b/2
3yd*8yd= 24yd
now divide that by 2
12yards is the answer