Question
Can a triangle have: Two right angles? Justify your answer in case.
✓
Answer
No, Two right angles would up to $180^\circ $. So the third angle becomes zero. This is not possible, so a triangle cannot have two right angles. [Since sum of angles in a triangle is $180^\circ ].$
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
Simplify the following:
$\frac{7.83\times7.83-1.17\times1.17}{6.66}$
→$\frac{7.83\times7.83-1.17\times1.17}{6.66}$
In a parallelogram ABCD, if $\angle\text{D} = 115^\circ,$ then write the measure of $\angle\text{A.}$
→Factorise:
$4 a^2-4 b^2+4 a+1$
→$4 a^2-4 b^2+4 a+1$
Express the following equation in the form $ax + by + c = 0$ and indicate the values of $a, b, c$ in case. $x = 6$
→Following are the weights of $10$ new born babies in a hospital on a particular day: $3.4, 3.6, 4.2, 4.5, 3.9, 4.1, 3.8, 4.5, 4.4, 3.6$ (in kg). Find the mean $\overline{\text{X}}.$
→How many lines can be drawn through both of the given points?
Let $y$ varies directly as $x.$ If $y = 12$ when $x = 4$, then write a linear equation. What is the value of $y$ when $x = 5?$
→Factorise:
$27 a^3-b^3+8 c^3-18 a b c$
→$27 a^3-b^3+8 c^3-18 a b c$
Simplify the following: $\sqrt[4]{12}\times\sqrt[7]{6}$
→