Math With Amar · Guided practice
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Each chapter gives you a distinct mathematical scenario: one question to attempt, a hint, a worked solution, and an animated example you can control.
10,000 questions · 10,000 animated scenarios · 14 study levels
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Grade labels are starting points; school sequences vary. Advanced chapters assume the prerequisites listed on their pages.
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Grade 10 practice chapters
621–640 of 750 matching chapters · Page 32 of 38
Clear filtersGrade 10 · Chapter 621
Compare a triangle's base and altitude · practice 65
Find the area of a triangle with base 7 and perpendicular height 1.5. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 622
Distinguish length and cubic scale · practice 67
A rectangular prism has length 1, width 4, and height 6.5. Find its volume. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 623
Restrict a conditional sample space · practice 67
A chosen group contains 2 successes and 2 failures; 1 cases lie outside it. Find P(success | chosen group) and the fraction of all cases in the chosen group. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 624
Inspect regression residuals · practice 67
For inputs [1, 2, 3, 4, 5] and corresponding outputs [4.75, 1.5, -0.5, -2.5, -5.75], find the least-squares slope, mean output, and sum of squared residuals. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 625
Relate an acute angle to side ratios · practice 64
A right triangle has hypotenuse 15 and a selected acute angle of 50°. Find the opposite and adjacent legs. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 626
Measure central-angle proportions · practice 68
A circle has radius 1.5. Find the area and arc length of its 60° sector. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 627
Verify a distance-preserving rotation · practice 68
Rotate (3, 0) about the origin by -180°. Find the image and its distance from the origin. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 628
Connect similarity powers · practice 67
Dilate a rectangle with sides 4.5 and 5.25 by length factor 2. Find the new side lengths and area. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 629
Track corresponding geometric vertices · practice 64
Translate the point (1, 1) by the vector (-2, -3). Find the image and the movement length. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 630
Compare a triangle's base and altitude · practice 66
Find the area of a triangle with base 4 and perpendicular height 7.5. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 631
Distinguish length and cubic scale · practice 68
A rectangular prism has length 2.5, width 2.5, and height 5.5. Find its volume. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 632
Restrict a conditional sample space · practice 68
A chosen group contains 5 successes and 5 failures; 8 cases lie outside it. Find P(success | chosen group) and the fraction of all cases in the chosen group. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 633
Inspect regression residuals · practice 68
For inputs [1, 2, 3, 4, 5] and corresponding outputs [10.5, 10, 14.5, 19, 18.5], find the least-squares slope, mean output, and sum of squared residuals. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 634
Relate an acute angle to side ratios · practice 65
A right triangle has hypotenuse 2 and a selected acute angle of 30°. Find the opposite and adjacent legs. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 635
Measure central-angle proportions · practice 69
A circle has radius 3.5. Find the area and arc length of its 270° sector. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 636
Verify a distance-preserving rotation · practice 69
Rotate (4.75, 0) about the origin by 45°. Find the image and its distance from the origin. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 637
Connect similarity powers · practice 68
Dilate a rectangle with sides 1 and 4.25 by length factor 1.25. Find the new side lengths and area. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 638
Compare a triangle's base and altitude · practice 67
Find the area of a triangle with base 6.5 and perpendicular height 6. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 639
Distinguish length and cubic scale · practice 69
A rectangular prism has length 5, width 5.5, and height 8. Find its volume. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 640
Restrict a conditional sample space · practice 69
A chosen group contains 8 successes and 8 failures; 3 cases lie outside it. Find P(success | chosen group) and the fraction of all cases in the chosen group. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapter