SSC CGL QUANT(GEOMETRY)QUIZ

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Question 1:

Find the altitude of the smallest sides are $6 \mathrm{~cm}, 8 \mathrm{~cm}$ and $10 \mathrm{~cm}$.

Question 2:

Two equal sides of an isosceles triangle are ‘b’cm and the length of unequal side is ‘a’cm then the area of triangle is:

Question 3:

Which of the following is true for obtuse angle triangle?

Question 4:

Find the area of triangle (in cm2) whose sides are 5cm,7cm and 10cm.

Question 5:

In a triangle $\mathrm{ABC}$, if $\angle \mathrm{A}$ is $75^{\circ}$ and $\angle \mathrm{B}$ is $50^{\circ}$ then which one is true?

Question 6:

What is the perimeter of a right-angled triangle whose sides (making $90^{\circ}$ ) are $20 \sqrt{3} \mathrm{~cm}$ and $15 \sqrt{3} \mathrm{~cm}$ ?

Question 7:

Refer to the given figure and answer the question that follows.

If $A B$ is parallel to $E C$ and $\angle B C D=72^{\circ}$, then what is the value of $\angle B A C$ ?

Question 8:

Read the given question and decide which of the following information is sufficient to answer the question. 

What is the value of ∠ACB ?

1)

2) $\angle ADB=60^{\circ}$

Question 9:

The bisector of $\angle B$ in $\triangle A B C$ meets $\mathrm{AC}$ at $\mathrm{D}$. If $\mathrm{AB}=12 \mathrm{~cm}, \mathrm{BC}=18 \mathrm{cm}$ and $\mathrm{AC}=15 \mathrm{~cm}$, then the length of $\mathrm{AD}$ (in $\mathrm{cm}$ ) is :

Question 10:

A tangent is drawn from a point P to a circle, which meets the circle at T such that PT=10.5 cm . A secant PAB intersects the circle in points A and B. If PA=7 cm, what is the length (in cm ) of the chord AB ?