|
2 items are filed under this topic.
 |
|
|
|
|
|
|
|
|
An isosceles triangle and an arc |
2015-02-18 |
|
From Sreeharsha:
The diagram shows an isosceles triangle ABC in which BC = AC = 20 cm, and angle BAC = 0.7
radians. DC is an arc of a circle, centre A. Find, correct to 1 decimal place,
(i) the area of the shaded region, [4]
(ii) the perimeter of the shaded region. [4]
Answered by Penny Nom. |
|
|
|
|
|
|
Geometry problems involving triangles |
2001-06-07 |
|
From Sandi:
Find the radius of the largest circle contained in a right triangle whose legs are 8 and 15 and hypotenuse is 17. If the right triangle has legs a and b and hypotenuse c, find an expression for the radius of the circle.
Answered by Penny Nom. |
|
|
|
