Question
An equilateral triangle has an altitude of 21√3 cm.
Calculate the radius of its incircle.Solution
ATQ,
Altitude = (√3a/2)
(√3a/2) = 21√3
a = 42 cm
Inradius = a / (2√3) = 42 / (2√3) = 21 / √3 = 7√3 cm
Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
D H_ R V _ _ M _V D _ _ R V
Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.
p _ _ _ q r _ ...
Select the combination of letters that when placed sequentially in the blanks of the given letter series will complete the series.
W _ L _ I H _ ...
Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
B _ _ E N _ Y U _ N _ Y _ _ N
Select the set of letters that when sequentially placed in the blanks of the given letter series will complete the series.
_ s t _ r _ t u r s _ _ r _ _ u
Select the combination of letters that when placed sequentially in the blanks of the given series will complete the series.
O P _ _ D _ E _ _ P...
Select the number combination of letters that when placed sequentially in the blanks of the given series will complete the series.
_ E A _ D B E ...
Select the option that represents the letters that, when placed from left to right in the following blanks, will complete the letter series.
F I ...
Find the next two term in the given series.
P, M, R, N, T, O, ?, ?
Select the combination of letters that when sequentially placed in the blanks of the given letter series will complete the series.
F _ _ M P _...