Q1. What is the perimeter of a regular triangle if one side is 5 cm long?
Q2. Is a regular triangle right, obtuse, or acute?
Q3. How many mm are in 15.3 cm?
Q4. Two short sides of a right triangle are 3 and 4 units. How long is the hypotenuse?
Q5. Two short sides of a right triangle are 6 and 8 units. How long is the hypotenuse?
Q6. What is a formula to find the area of a circle?
Q7. What is the approximate value of pi to two decimal places?
Q8. What will the ratio of the circumference of a circle to its diameter always be equal to?
Q9. A kite is 80 cm tall and 60 cm across. All of its sides are equal. What is its perimeter?
Q10. The length of a hypotenuse of a right triangle is √5 cm. How long might the sides be?
Q11. What is the name of a regular rectangle?
Q12. Is a regular triangle isosceles, equilateral, or scalene?
Q13. How many mm are in 205.64 cm?
Q14. If the lengths of the sides of the above triangle are all doubled, what happens to the measurements of the angles?
Q15. The hypotenuse of a right triangle is 15 cm long, and one of the sides is 9 cm. How long is the missing side?
Q16. A circle has a diameter of 10 cm. What is the radius?
Q17. If you add the interior angles of any triangle, how many degrees will there be?
Q18. If you add the interior angles of any rectangle, how many degrees will there be?
Q19. Find the perimeter.
Q20. Find the diagonal.
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