Question
In a rectangle ABCD, ‘P’ is a point inside the rectangle. If PA = 8 cm, PC = 6 cm and PB = 5 cm, then find PD.
We know that in rectangle, PA2 + PC2 = PD2 + PB2 So, 82 + 62 = PD2 + 52 Or, 64 + 36 = PD2 + 25 Or, 100 = PD2 + 25 Or, PD2 = 75 Or, PD = ±5√3 cmMore Geometry Questions
- Length of a chord in a circle of radius 'r' cm, is 14 cm and distance between chord and centre of the circle is 24 cm. Find the value of (4r - 60).
- The length of the each side of an equilateral triangle is 42√3 cm . The area of circumcircle, (cm 2 ) is
- Angles of a triangle are in the ratio 2 : 3 : 7. Find the sum of the smallest and largest angle of the triangle.
- If O is the orthocentre of ΔABC , if ∠ BOC = 120 0 then what is the measure of ∠ BAC?
- The area of an equilateral triangle is 16√3 sq m. Its perimeter is
- The lengths of three medians in a triangles are 6 cm, 8 cm, 10 cm. What is the area of that traingle (in cm 2 )?
- Length of a chord in a circle of radius 'r' cm, is 24 cm and distance between chord and centre of the circle is 35 cm. Find the value of (6r - 80).
- Find the area of triangle having sides 8 m, 9 m, and 13 m.
- In triangle GHI, a point J lies on side HI such that ∠GJH = ∠GJI. If GH = 50 cm, GI = 30 cm, and HI = 40 cm, find the length of HJ.
- In ∆ABC, AD = DB , DE is parallel to BC, and the area of ∆ABC is 24 cm2. What is the area of ∆ADE in cm2 ?
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
