Math With Amar · Guided practice
10,000 ways to practice.
One idea at a time.
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
681–700 of 750 matching chapters · Page 35 of 38
Clear filtersGrade 10 · Chapter 681
Compare a triangle's base and altitude · practice 72
Find the area of a triangle with base 11 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 682
Distinguish length and cubic scale · practice 74
A rectangular prism has length 4.5, width 6, and height 6. Find its volume. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 683
Restrict a conditional sample space · practice 74
A chosen group contains 7 successes and 1 failures; 5 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 684
Inspect regression residuals · practice 74
For inputs [1, 2, 3, 4, 5] and corresponding outputs [2.5, -5, 0, 5, -2.5], 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 685
Relate an acute angle to side ratios · practice 70
A right triangle has hypotenuse 8 and a selected acute angle of 75°. 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 686
Measure central-angle proportions · practice 75
A circle has radius 7. Find the area and arc length of its 285° sector. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 687
Verify a distance-preserving rotation · practice 75
Rotate (4.25, 0) about the origin by 165°. 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 688
Connect similarity powers · practice 73
Dilate a rectangle with sides 1 and 5.75 by length factor 2.25. 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 689
Compare a triangle's base and altitude · practice 73
Find the area of a triangle with base 2 and perpendicular height 6.5. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 690
Distinguish length and cubic scale · practice 75
A rectangular prism has length 1.5, width 2, and height 3. Find its volume. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 691
Restrict a conditional sample space · practice 75
A chosen group contains 2 successes and 5 failures; 12 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 692
Inspect regression residuals · practice 75
For inputs [1, 2, 3, 4, 5] and corresponding outputs [-0.5, -2, -3.5, -5, -6.5], 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 693
Relate an acute angle to side ratios · practice 71
A right triangle has hypotenuse 9 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 694
Measure central-angle proportions · practice 76
A circle has radius 3.5. Find the area and arc length of its 30° sector. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 695
Verify a distance-preserving rotation · practice 76
Rotate (1.75, 0) about the origin by 30°. 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 696
Connect similarity powers · practice 74
Dilate a rectangle with sides 2 and 2.5 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 697
Track corresponding geometric vertices · practice 70
Translate the point (1, 1) by the vector (1, -4). 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 698
Compare a triangle's base and altitude · practice 74
Find the area of a triangle with base 4.5 and perpendicular height 5. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 699
Distinguish length and cubic scale · practice 76
A rectangular prism has length 2, width 4, and height 7.5. Find its volume. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 700
Restrict a conditional sample space · practice 76
A chosen group contains 5 successes and 8 failures; 7 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