Answer:
4
Step-by-step explanation:
a+16=20
a=20-16
a=4
Answer is B. 11. The square root is roughly 10.5, so you round up and get 11
Answer:
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Answer:
<em>y = - x + 5 </em>
Step-by-step explanation:
A(1, 4)
B(4, 1)
=
= - 1
y - 1 = - 1 ( x - 4 )
<em>y = - x + 5</em>
Answer:
2592 cm
Step-by-step explanation:
square area = x²
rectangle area = bh
so
x² = bh
since the areas are equal
b and h are in the problem as 64 and 81
x² = 64x81
x² = 5184
divide by 2
x = 2592 cm