Download App

Triangles — Maths STD 9 — Question

Gujarat BoardEnglish MediumSTD 9MathsTriangles1 Mark
✓

Answer

  1. SSS
    Solution:
    In $\triangle\text{ABC}$ and $\triangle\text{ADC}$ we have,
    AB = AD (4cm)
    BC= DC (2.7cm)
    AC = AC (commom in both)
    Hence, $\triangle\text{ABC}\cong\triangle\text{ADC},$ by SSS criterion.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q" from Triangles→Triangles — all question types→Maths STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

If r is the radius and h is height of the cylinder the volume will be:
  1. $\frac{1}{3}\pi\text{r}^2\text{h}$
  2. $\pi\text{r}^2\text{h}$
  3. $2\pi\text{r}(\text{h}+\text{r})$
  4. $2\pi\text{r}\text{h}$
→
In a triangle ABC, P, Q and R are the mid-points of the sides BC, CA and AB respectively. If AC = 21cm, BC = 29cm and AB = 30cm, find the perimeter of the quadrilateral ARPQ?
→
Angles of a triangle are in the ratio 2 : 4 : 3. The smallest angle of the triangle is:
→
The area of an equilateral triangle with sides $2\sqrt3\text{cm}$ is:
→
In the adjoining figure $\angle\text{QPR}=62^\circ$ and $\angle\text{PRQ}=64^\circ$ If OQ and OR and bisectors of $\angle\text{PQR}$ and $\angle\text{PRQ}$ respectively, then $\angle\text{OQR}$ and $\angle\text{QOR}:$
→
The empirical relation between mean, mode and median is:
  1. Mode = 3 Median - 2 Mean.
  2. Mode = 2 Median - 3 Mean.
  3. Median = 3 Mode - 2 Mean.
  4. Mean = 3 Median - 2 Mode.
→
In Fig , sides $C B$ and $B A$ of $\triangle A B C$ are produced to $D$ and $E$ respectively. If $\angle A B D=105^{\circ}$ and $\angle C A E=130^{\circ}$, then $\angle A C B=$
Image
→
Ordinate of a point is positive in:
→
Write the correct answer in the following:
$\sqrt[4]{\sqrt[3]{2^2}}$ equals.
→
If $\frac{\text{a}}{\text{b}}+\frac{\text{b}}{\text{a}}=-1$ then (a3 - b3) = ?
→