The Triangle an...

In figure, sides QP and RQ of $\Delta PQR$ are produced to points S and T respectively. If $\angle SPR=135^o$ and $\angle PQT=110^o$, find $\angle PRQ$.

In fig, then $\angle A+\angle B+\angle C+\angle D+\angle E+\angle F=$

Which of the following is true?
(i) A triangle can have two right angles.
(ii) A triangle can have all angles less than $60^o$.
(iii) A triangle can have two acute angles.

In $\Delta\, ABC$, if $AB = BC$ and $\angle\, B\, =\, 80^{\circ},$ then $\angle C\, =$ 

Which of the following statement(s) is/are false with respect to quadrilateral?

In the given figure, value of $x$ is .........

In a right angled triangle $ABC,\,\angle B=90^{\circ}$ such that $AB=6\;cm,\;BC=8\;cm$. Then find $AC$.

Rohit used the Pythagorean theorem to see how much time he would save taking a shortcut to home from football practice. He usually walked $6$ blocks south and $9$ blocks east. Which picture shows his shortcut?

The length of side of an equilateral triangular garden whose perimeter is $66 \ m$ is:

In a right angled triangle $ABC,\,\angle B=90^{\circ}$ such that $AC=13\;cm,\;BC=5\;cm$. Then, find $AB$.