Answer:
d=13.8
Step-by-step explanation:
secant-secant theorem: (a+b)b=(c+d)d
(14+20)14=(16+d)16
34*14=256+16d
476=256+16d
220=16d
d=13.75
The answer is A because completing the square gives a minimum of 2,-9 and factorising gives roots of 5 and -1 :)
Answer:
area of triangle is
Step-by-step explanation:
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Area = hight^Breadth/2
Answer:
20
Step-by-step explanation:
Work backwards. If -2 x 2= -4 then something plus negative four will equal 16, which is 20.