5272道题目5525 条题源记录 · 相同内容已合并
直线・角与多边形挑战
In the figure, line $r$ is parallel to line s, and both lines are intersected by line t. If \( x=6z-87 \)and \( y=3z+15 \), what is the value of z?
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直线・角与多边形进阶
The measures of the interior angles of triangle ABC are 18°, 36°, and x°. What is the value of x?
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直线・角与多边形挑战
In the figure, line m is parallel to line n, line t intersects both lines, and \( 180<x+y+z<242 \) . Which of the following could NOT be a value of x?
I. 6
II. 61
III. 62
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直线・角与多边形进阶
In triangle ABC, the measure of angle B is 42° and the measure of angle C is 24°. What is the measure of angle A?
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直线・角与多边形挑战
In the figure shown, line r is parallel to line s, and both lines are intersected by line t. If \( x=2w+21 \), \( y=6w+28 \), and \( 8w=a \), where a is a constant, what is the value of a?
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直线・角与多边形基础
In the figure, line u is parallel to line v, and line t intersects both lines. What is the value of x?
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直线・角与多边形进阶
In the figure, line p is parallel to line q, and line t intersects both lines. What is the value of \( x+162 \) ?
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直线・角与多边形基础
In triangle ABC, the measure of angle B is 39° and the measure of angle C is 33°. What is the measure of angle A?
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直线・角与多边形挑战
In the figure, line q is parallel to line r, and both lines are intersected by line s. If \( y=2x+7 \), what is the value of x?
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直线・角与多边形进阶
In triangle ABC, the measure of angle B is 49° and the measure of angle C is 27°. What is the measure of angle A?
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直线・角与多边形基础
In the figure, line p is parallel to line q, and line t intersects both lines. What is the value of \( x+149 \)?
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直线・角与多边形挑战
In triangle XYZ, the measure of angle X is \( x^{∘} \), the measure of angle Y is \( y^{∘} \), and the measure of angle Z is 32°. If \( x>y>32 \), which of the following additional pieces of information is NOT sufficient to determine the values of x and y?
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