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
181–200 of 750 matching chapters · Page 10 of 38
Clear filtersGrade 10 · Chapter 181
Distinguish length and cubic scale · practice 19
A rectangular prism has length 1.5, width 5, 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 182
Restrict a conditional sample space · practice 19
A chosen group contains 2 successes and 8 failures; 4 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 183
Inspect regression residuals · practice 19
For inputs [1, 2, 3, 4, 5] and corresponding outputs [6.5, -3, 0, 3, -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 184
Relate an acute angle to side ratios · practice 19
A right triangle has hypotenuse 9 and a selected acute angle of 65°. 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 185
Measure central-angle proportions · practice 20
A circle has radius 6. Find the area and arc length of its 255° sector. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 186
Verify a distance-preserving rotation · practice 20
Rotate (2.25, 0) about the origin by 120°. 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 187
Connect similarity powers · practice 20
Dilate a rectangle with sides 2 and 3.25 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 188
Verify a coordinate-distance model · practice 16
A right triangle has perpendicular legs 6 and 10. Find its hypotenuse. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 189
Track corresponding geometric vertices · practice 19
Translate the point (1, 1) by the vector (6, 1). 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 190
Compare a triangle's base and altitude · practice 19
Find the area of a triangle with base 10 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 191
Distinguish length and cubic scale · practice 20
A rectangular prism has length 3, width 3.5, and height 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 192
Restrict a conditional sample space · practice 20
A chosen group contains 5 successes and 3 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 193
Inspect regression residuals · practice 20
For inputs [1, 2, 3, 4, 5] and corresponding outputs [9, 12, 15, 18, 21], 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 194
Relate an acute angle to side ratios · practice 20
A right triangle has hypotenuse 10 and a selected acute angle of 40°. 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 195
Measure central-angle proportions · practice 21
A circle has radius 4.5. Find the area and arc length of its 210° sector. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 196
Verify a distance-preserving rotation · practice 21
Rotate (4, 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 197
Connect similarity powers · practice 21
Dilate a rectangle with sides 3 and 5.25 by length factor 1.75. 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 198
Verify a coordinate-distance model · practice 17
A right triangle has perpendicular legs 2 and 4. Find its hypotenuse. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapterGrade 10 · Chapter 199
Track corresponding geometric vertices · practice 20
Translate the point (1, 1) by the vector (-6, -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 200
Compare a triangle's base and altitude · practice 20
Find the area of a triangle with base 1 and perpendicular height 5.5. Follow the calculation, then test the quantities in the animated example.
Question · Worked solution · Animated example
Open practice chapter