# PREREQUISITE SKILLS - Worksheet

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…BLM 1–1...
PREREQUISITE SKILLS - Worksheet
SOLVE EQUATIONS
1. Solve.
a) 2x + 5 = 11
b) x + 6 = 7
5
2
c) x = 225
d) x2 = 242 + 322
e) 602 + x2 = 612
f) 132  122 = x2
ROUNDING
5. Evaluate to one decimal place.
a) 3.456
b) 19.832
c) 12
d) 417
THE PYTHAGOREAN THEOREM
2. Find the measure of the unknown side.
a)
ANGLE SUM OF A TRIANGLE
6. Determine the measures of the missing
angles.
a)
b)
b)
c)
3. A post is to be temporarily braced until the
cement that holds the post perpendicular to
the ground can dry. The 10-ft support is to be
attached 6 ft off the ground.
a) Draw a diagram to model the problem.
b) How far from the base of the post will the
support be attached to the ground?
PROPORTIONS
4. Solve for each unknown.
a) x = 6
b) 27 = 9
5 15
30 x
c) x = 27  y
6 18 54
Foundations for College Mathematics 11: Teacher’s Resource
BLM 1–1 Prerequisite Skills
ANSWERS
1. a) x = 3
d) x = &plusmn;40
2. a) 39
3. a)
b) x = 5
e) x = &plusmn;11
b) 12
c) x = 15
f ) x = &plusmn;5
c) 56
b) 8 ft
4. a) x = 2
b) x = 10
c) x = 9, y = 81
5. a) 3.5
b) 19.8
c) 3.5
d) 20.4
6. a) a = 60&ordm;, b = 60&ordm; b) d = 35&deg;, e = 110&deg;
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