Question
In △ ABC, D and E are the points on sides AB and AC.
respectively and DE | BC. BC = 8 cm and DE = 5 cm. If the area of △ ADE = 45 cm², then what is the area (in cm²) of △ ABC?Solution
DE װ BC DE = 5 and BC = 8 ΔADE and ΔABC are similar. => (DE/BC)2 = Δ1/Δ2 => 25/64 = Δ1/Δ2 => 25 ------ 45 => 64 ------ (45/25) × 64 = 115.2 cm2
What is the capital of the state Punjab?
Money multiplier measures an estimate of the maximum amount of commercial bank money that can be created
The dropping of seeds at regular intervals in ploughed furrows is known as
Under which scheme, a free scholarship is provided to two children of a beneficiary studying between 9th and 12th standards?
23rd January is the birth anniversary of a prominent freedom fighter. He is:
The measure of unit for lands used in the local villages is also known as -
_______of the following banks has launched the first of its kind stressed asset recovery automated solution (SARAS) to accelerate the recovery of bad lo...
The Silicon Valley of India is situated in
In Finance, what is Discount Rate?
Which of the following is the largest natural lake in Himachal Pradesh?