V K Raman and S N Sharma Solutions for Exercise 5: CONCEPT REVISION TEST-24

There can be two obtuse angles in a triangle.

State 'True' or 'False'

In a right triangle, two angles are always complementary.

State 'True' or 'False'

In a isosceles triangle, the vertical angle should be less than the base angles.

In an isosceles triangle the altitude from the vertical angle bisects the base.

In an obtuse triangle the orthocentre lies outside the triangle.

In a right triangle the length of the hypotenuse and one side are $10 \mathrm{cm}$ and $8 \mathrm{cm}$. The length of the third side will be _____.

In$∆\mathrm{ABC}, \mathrm{AB} > \mathrm{AC}$ then  $\angle \mathrm{C}$ _____ $\angle \mathrm{B}$ . $(>, <, =)$