\(2.8 \times {10^2} =\)
Explanation
Do the exponents first. \(10 \times 10 = 100\). Then multiply \(2.8 \times 100 = 280\)
Side box 5cm, bottom right long side 4 cm, front bottom short side 3cm. The volume of this box is______
\({9^2} \times {9^4} = \)
\(\sqrt {{{(4 + x)}^2}} = \)
The reciprocal of \(\frac{1}{9}\) is
Find the measure of x.
What is \( \sqrt 4 \times \sqrt {64} ? \)