If you add white and blue pain in ratio of 2:3 and make a mixture of 20litre,how much more blue paint will be added to make a ra
1 answer:
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Answer:
(B.)k
Step-by-step explanation:
in between F and R is K.
Answer:
A
Step-by-step explanation:
The line from the vertex to the base is a perpendicular bisector and divides the isosceles triangle into 2 right triangles.
Using Pythagoras' identity in either of the 2 right triangles, then
( x )² + 3² = (
)²
x² + 9 = 45 ( subtract 9 from both sides )
x² = 36 ( multiply both sides by 4 to clear the fraction )
x² = 144 ( take the square root of both sides )
x = = 12 → A