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MATHS [2 Mark Question Answer]

Quadrilaterals · ICSE STD 8 (ICSE - English Medium). 6 questions.

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[2 Mark Question Answer]

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6 questions · timed · auto-graded

Question 12 Marks
The angles of a quadrilateral are $(5 x)^{\circ},(3 x+10)^{\circ},(6 x-20)^{\circ}$ and $(x+25)^{\circ}$. Find (i) the value of $x$ and (ii) the measure of each angle of the quadrilateral.
Answer
(i) $x=23$
(ii) $115^{\circ}, 79^{\circ}, 118^{\circ}, 48^{\circ}$
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Question 22 Marks
Three angles of a quadrilateral are equal and the fourth angle measures $75^{\circ}$. What is the measure of each of the equal angles?
Answer
$95^{\circ}$
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Question 32 Marks
Two angles of a quadrilateral are $116^{\circ}$ and $84^{\circ}$ and the remaining two angles are equal. What is the measure of each of the equal angles?
Answer
$80^{\circ}$
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Question 42 Marks
Two angles of a quadrilateral are $72^{\circ}$ and $56^{\circ}$ respectively and the remaining two angles are in the ratio $3: 5$. Find the measure of each angle of the quadrilateral.
Answer
$72^{\circ}, 56^{\circ}, 87^{\circ}, 145^{\circ}$
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Question 52 Marks
Three angles of a quadrilateral are in the ratio $2: 5: 6$. If the fourth angle measures $100^{\circ}$, find the other three angles of the quadrilateral.
Answer
$40^{\circ}, 100^{\circ}, 120^{\circ}$
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Question 62 Marks
The angles of a quadrilateral are in the ratio $4: 3: 2: 6$. Find the measure of each angle.
Answer
$96^{\circ}, 72^{\circ}, 48^{\circ}, 144^{\circ}$
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[2 Mark Question Answer] - MATHS STD 8 Questions - Vidyadip