MCQ
$\sin ^2 \theta+\sin ^2(90-\theta)=?$
- A0
- ✓1
- C2
- D$\sqrt{2}$
✓
Answer
Correct option: B.
1
1
$\sin ^2 \theta+\sin ^2(90-\theta)=\sin ^2 \theta+\cos ^2 \theta=1$.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
In $\triangle DEF$ and $\triangle XYZ , \frac{ DE }{ XY }=\frac{ FE }{ YZ }$ and $\angle E \cong \angle Y$.___ __ test gives similarity between $\triangle DEF$ and $\triangle XYZ$
.
→.
In how many ways a card can be drawn from a well shuffled pack of playing cards,
In an A.P., 0,-4,-8, -12 find $t_2=$ ?
→Two circles of radii 5.5 cm and 4.2 cm touch each other externally. Find the distance between their centres
If point P ( 1 , 1 ) divide segment joining point A and point B ( -1 , -1 ) in the ratio 5 : 2 then the coordinates of A are ---------
Ratio of areas of two similar tringles is 9:25. _____ is the ratio of their corresponding sides
A set of numbers where the numbers are arranged in a definite order, like the natural numbers, is called a .........
If length of sides of triangle are a ,b, c and $a ^2+ b ^2= c ^2$ then which type of triangle it is ?
→If the length of the segment joining point L (x , 7 ) and point M( 1, 15 ) is 10 cm then the value of x is ---------
The total surface area of hemisphere is $300 \pi cm ^2$ ,then find its radius.
→