if angle BOC=x then reflex angle BOC=360-x
now angle BAC=(1/2) reflex angle BOC=180-x/2
then
angle BAC=angle BOC
x=180-x/2
x=120
so
angle BAC=180-120/2=120
In the given figure, O is the center of the circle. If ABOC is a rhombus, find the value of angle BAC.
if angle BOC=x then reflex angle BOC=360-x
now angle BAC=(1/2) reflex angle BOC=180-x/2
then
angle BAC=angle BOC
x=180-x/2
x=120
so
angle BAC=180-120/2=120
In the given figure, O is the center of the circle. If ABOC is a rhombus, find the value of angle BAC.
S.E.E. Solution
5.0
stars based on
35
reviews
Soln: if angle BOC=x then reflex angle BOC=360-x now angle BAC=(1/2) reflex angle BOC=180-x/2 then angle BAC=angle BOC x=180-x/2 x=120...
SUBSCRIBE TO OUR NEWSLETTER
You May Also Like
Gita can do a piece of work in 3 days which can done by sita in 4 days .if sita can do a piece of work in 5 days which can done by rita in 6 days ,,in how many dayd will gita can do a work can be done by rita 16days?
... - In the survey between 54 peoples the ratio of playing football and volley ball is 5:4.18 people like both games from venn diagram find the number of people who play football. One person should like one games.
Soln:
...
- The population of a village increases every year by 10% p.a. and before 1 year 100 people died because of diarrhoea. If the population of the village was 5000 before 3 years, find the present population of the village.
Soln:
...
- The sum of the ages of the father and son is 44 years. After 8 years, the age of the father will be twice the age of the son. Find their present ages.
Soln:
Let the present age of father = x years
and the present age of son = y years
according to the first condition x + y =44 ...
- If the curved surface area of cylinder is two-third of the total surface area and radius of its base is 6cm, find the height of the cylinder.
Soln:
2pie.r.h=2/3. 2pie.r(r+h)
h=2/3(r+h)
3h=2(6+h)
3h-2h=12
h=12cm
...
