Q50 of 158 Page 159

Fill in the blanks to make the statements true.
The ________ triangle always has altitude outside itself.

Obtuse angled

As obtuse angled is more than 90°

Then if we have a obtuse angled triangle

Drawing their perpendicular they get out of the triangles

Acute angled triangle always have their altitudes inside the triangle

If ∆PQR is congruent to ∆STU (Fig. 6.20), then what is the length of TU?

If ∆ABC and ∆DBC are on the same base BC, AB = DC and AC = DB (Fig. 6.21), then which of the following gives a congruence relationship?

Fill in the blanks to make the statements true.

The sum of an exterior angle of a triangle and its adjacent angle is always ________.

Fill in the blanks to make the statements true.

The longest side of a right angled triangle is called its ________.

Fill in the blanks to make the statements true.The ________ triangle always has altitude outside itself.