Answer:
c and a
Step-by-step explanation:
the simple logistics would make it equal those 2 answers
P=44+66+88/2=198/2=99
With Heron formula:
S=root 99*(99-44)(99-66)(99-88)=root 99*55*33*11=root 1976535= 1405.8929.....=1405.9
Answer:
1200*800 = 960,000 mm²
Step-by-step explanation:
1 meter is 1000 mm and 0.8 meter is 800 mm
A=lw
Answer:
80 km/hr
Step-by-step explanation:
This is asking for speed.
Speed=Distance/Time
Speed=720/9
Speed=80 km/hr