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Maths BLANKS [1 Marks Each]

Understanding Quadrilaterals · Jharkhand Board (JAC) STD 8 (Jharkhand - English Medium). 20 questions.

Questions

BLANKS [1 Marks Each]

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20 questions · self-marked practice — reveal the answer and mark yourself.

Question 11 Mark
A parallelogram whose diagonals are perpendicular bisectors of each another is a............(parallelogram, rectangle, rhombus)
Answer
rhombus
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Question 41 Mark
A parallelogram which has all its angles right angles, is called a............(square, rectangle, kite)
Answer
rectangle
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Question 51 Mark
Two adjacent angles of a parallelogram are...........angles. (complementary, supplementary, right)
Answer
supplementary
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Question 61 Mark
The length of a diagonal of a rectangle is $10.8\ cm. $The length of other diagonal is..........cm. $(10.8, 5.4, 8.10)$
Answer
$10.8$
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Question 71 Mark
The measure of one angle of a parallelogram is $100^{\circ}$. The measure of its opposite angle is___________ $\left(50^{\circ}, 100^{\circ}, 130^{\circ}\right)$
Answer
$100^{\circ}$
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Question 81 Mark
The measure of one angle of a parallelogram is $50$ deg The measure adjacent angle is............ $\left(50^{\circ}, 100^{\circ}, 130^{\circ}\right)$
Answer
$130^{\circ}$
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Question 91 Mark
A polygon has..........sides, if measure of its each interior angle is $165^{\circ}. (20, 10, 24)$
Answer
$24$
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Question 101 Mark
The measure of each exterior angle of a $12-$sided polygon is............. $\left(20^{\circ}, 30^{\circ}, 24^{\circ}\right)$
Answer
$30^{\circ}$
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Question 111 Mark
A regular polygon has ............ sides. If the measure of its eachexterior angle is $40^\circ . (4, 8, 9)$
Answer
$9$
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Question 121 Mark
The measure of each exterior angle of a regular octagon is........... $\left(35^{\circ}, 80^{\circ}, 45^{\circ}\right)$
Answer
$45^{\circ}$
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Question 131 Mark
The measure of each angle of a regular pentagon is...........$\left(100^{\circ}, 150^{\circ}, 108^{\circ}\right)$.
Answer
$108^{\circ}$
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Question 141 Mark
Sum of three angles of a quadrilateral is $300$ deg then the measure of the fourth angle is............ $\left(120^{\circ}, 60^{\circ}, 90^{\circ}\right)$
Answer
$60^{\circ}$
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Question 151 Mark
If the measures of all four angles of a quadrilateral are equal, then measure of each angle is.......... $\left(180^{\circ}, 90^{\circ}, 360^{\circ}\right)$
Answer
$90^{\circ}$
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Question 161 Mark
Sum of interior angles of a regular pentagon is............ $\left(360^{\circ}, 540^{\circ}, 720^{\circ}\right)$
Answer
$540^{\circ}$,
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