Answer:
Area of ABD = 9/2 or 4.5cm^2
Step-by-step explanation:
Area of triangle =

plug-in ABD


Area of ABD = 9/2 or 4.5cm^2
Answer:
Step-by-step explanation: Divide

Step 1: Convert the mixed number to improper fraction


Step 2: Reciprocal

Step 3: Divide the common factors

Step 4: Multiply

Answer:
7 : 20
Step-by-step explanation:
2km = 2000m
Then the ratio of 700m to 2 km is :
700 / 2000
Then the ratio in simplest form is :
7 / 20
406 divided by 140 makes 2.9 multiply that 100 and you arrive at 290%. Hope this helps!