Inscribed and Circumscribed Circle and Triangles
Authored by Barbara White
Mathematics
1st Grade
CCSS covered
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8 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
The centre of the circumscribed circle of a right triangle is the midpoint of the ______________________.
Tags
CCSS.HSG.C.A.3
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Tags
CCSS.HSG.CO.C.11
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The centre of the inscribed circle is the intersection point of the _____________________.
angle bisectors
perpendicular bisectors of the sides.
Tags
CCSS.HSG.C.A.3
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
In an isosceles triangle, the height corresponding to the base is also the _________________________ of the base.
Tags
CCSS.HSG.CO.C.11
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
THe perpendicular bisector of any chord of the circle will pass therough the centre of the circle.
false
true
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If we denote the radius of the inscribed circle of a triangle with "r" and half of its perimeter "s", then the area can be expressed as:
rs/2
rs
Tags
CCSS.HSG.SRT.D.9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The centre of the inscribed circle of an obtuse triangle is
outside the triangle.
inside the triangle.
on one of the sides of the triangle.
Tags
CCSS.HSG.C.A.3
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