Tell whether the angle is acute, right, obtuse, or straight.

A. Straight
B. Right
C. Acute
D. Obtuse


Answer: B

Mathematics

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Write the number in expanded form.three million, four hundred sixteen thousand, four hundred five

A. (3 ? 107) + (4 ? 106) + (6 ? 105) + (1 ? 104) + (4 ? 103) + (5 ? 102) + (0 ? 101) B. (3 ? 107) + (4 ? 106) + (1 ? 105) + (6 ? 104) + (4 ? 103) + (0 ? 102) + (5 ? 101) C. (3 ? 106) + (4 ? 105) + (6 ? 104) + (0 ? 103) + (4 ? 102) + (5 ? 101) + (0 ? 100) D. (3 ? 106) + (4 ? 105) + (1 ? 104) + (6 ? 103) + (4 ? 102) + (0 ? 101) + (5 ? 100)

Mathematics

Perform the indicated operation.2.2 km + 358 m (in kilometers)

A. 5.78 km B. 2.558 km C. 358,002.2 km D. 2.2358 km

Mathematics

Solve the problem.The length of a rectangle is 143 in. and the width is 84 in. Find its perimeter.

A. 227 in. B. 454 in. C. 12,012 in. D. 370 in.

Mathematics

For a trapezoid, the lengths of the two bases are a and b. What expression represents the length of the median of the trapezoid?

What will be an ideal response?

Mathematics