Answer:
MAD- 2
Step-by-step explanation:
Mean=7
-45 and -16
If you subtract 16 from 45 you get 29
Follow the order of operations!!
1. Parentheses
2. Exponents
3. Multiplication
4. Division
5. Addition
6. Subtraction
that is in order. follow these and you should figure it out yourself :)
Answer
Correct option is
D
5 cm
△ABC is an equilateral △
∴Area=
4
3
a
2
=75
3
⟹ a
2
=300
a=10
3
cm
AM=MC=
2
10
3
=5
3
cm
Area =
2
1
×AC×BM
75
3
=
2
1
×10
3
×BM
∴BM=15cm
△AOC,△BOC and △AOB are of equal area
∴ar(△AOC)=
3
1
ar(△ABC)=
3
1
×75
3
=25
3
cm
2
In △AOC,
ar(△AOC)=
2
1
×AC×OM
⇒25
3
=
2
1
×10
3
×OM
∴OM=5cm Ans.
