# Problem of the Day March 26, 2020

Mar 26, 2020**Problem of the Day March 26, 2020**

**Grade 6**

Label the three triangles as right, obtuse or acute and equilateral, isoceles, or scalene. Find the missing side length in triangle ABC.

**Grade 7**

Find the area and the circumference of the circles below:

**Grade 8**

Plot the following points on the coordinate plane: ( 4 , 2 ) , ( -2 , 4 ) and

( -6 , -4)

**Algebra**

Write the equation of the line through the points ( - 2, 4 ) and ( 6, 8 ).

**Geometry**

Find the measure of the labeled angles. Name the Theorem you used to get your answer. (Alternate Interior Angles, Consecutive Angles, Corresponding Angles, Vertical Angles, Alternate Exterior Angles)

**Algebra 2**

Graph the following system of inequalities:

-3x + y < 2 and 2x + y > 1

**Trigonometry**

Use sin, cos and tan to find the labeled sides or angles.

**Pre-Calculus**

Graph the following sin function:

**Answers; **

**Grade 6: **Triangle ABC right scalene missing side

Triangle GHI acute equilateral

Triangle PQR scalene obtuse

**Grade 7: **area of circle A 36pi circumference 12pi

area of circle C 9pi circumference 6pi

**Grade 8: **

**Algebra: **y = 1/2x + 5

**Geometry: **consecutive angles

47 corresponding angles

133 alternate exterior angles or consecutive angles

47 alternate exterior angles or vertical angles

**Algebra 2: **

**Trigonometry: **tan 30 = 4/x 6.928

tan 50 = 7/y 5.874

**Pre-Calculus:**

** **

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