Advertisements
Advertisements
प्रश्न
In ΔABC, point D divides AB in the ratio 5:7, Find: `"AE"/"EC"`
उत्तर
Considering DE || BC
`"AD"/"DB" = "AE"/"EC"`
⇒ `"AE"/"EC" = "AD"/"DB"`
⇒ `"AE"/"EC" = (5)/(7)`.
APPEARS IN
संबंधित प्रश्न
In the following figure, in Δ PQR, seg RS is the bisector of ∠PRQ.
PS = 3, SQ = 9, PR = 18. Find QR.
In the given figure, A – D – C and B – E – C seg DE || side AB If AD = 5, DC = 3, BC = 6.4 then Find BE.
In Δ PQR, MN is drawn parallel to QR. If PM = x, MQ = (x-2), PN = (x+2) and NR = (x-1), find the value of x.
The actual area of an island is 1872km2 . On a map, this area is 117 cm2. if the length of the coastline is 44cm on the map, find the length of its actual coastline.
Construct a triangle ABC with side BC = 6 cm, ∠B = 45°, ∠A = 105°. Then construct another triangle whose sides are `(3)/(4)` times the corresponding sides of the ΔABC.
In ΔABC, point D divides AB in the ratio 5:7, Find: `"AE"/"AC"`
In ΔABC, DE is drawn parallel to BC cutting AB in the ratio 2 : 3. Calculate:
(i) `("area"(Δ"ADE"))/("area"(Δ"ABC")`
(i) `("area"("trapeziumEDBC"))/("area"(Δ"ABC"))`
Check whether the triangles are similar and find the value of x
If figure OPRQ is a square and ∠MLN = 90°. Prove that ∆LOP ~ ∆RPN
In figure, if PQRS is a parallelogram and AB || PS, then prove that OC || SR.
