Sum of Inside Angles on a Shape (Level 1)

This math topic focuses on calculating the sum of inside angles in various geometric shapes, based on concepts involving isosceles and equilateral triangles. Each problem presents a different shape, and students are tasked with determining the total sum of the interior angles. Multiple-choice answers are provided for each question, enhancing practice in recognizing and applying the appropriate formulas and concepts related to interior angles in geometry. This set of problems is part of a broader unit learning about specific triangle properties and their impact on angle sums in geometry.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Sum of Inside Angles on a Shape Worksheet

Math worksheet on 'Sum of Inside Angles on a Shape (Level 1)'. Part of a broader unit on 'Geometry - Isosceles and Equilateral Triangles' Learn online: app.mobius.academy/math/units/geometry_triangles_isosceles_equilateral_intro/

1

What would the sum of the inside angles on this shape be?

a

300º

b

270º

c

210º

d

150º

e

180º

f

360º

2

What would the sum of the inside angles on this shape be?

a

330º

b

210º

c

300º

d

360º

e

180º

f

60º

3

What would the sum of the inside angles on this shape be?

a

90º

b

360º

c

120º

d

270º

e

180º

f

300º

4

What would the sum of the inside angles on this shape be?

a

210º

b

120º

c

360º

d

90º

e

270º

f

180º

5

What would the sum of the inside angles on this shape be?

a

270º

b

90º

c

150º

d

210º

e

300º

f

180º

6

What would the sum of the inside angles on this shape be?

a

150º

b

360º

c

120º

d

180º

e

60º

f

90º

7

What would the sum of the inside angles on this shape be?

a

180º

b

90º

c

210º

d

270º

e

330º

f

120º