4 Write the conditional converse and contrapositive to the following inverse statement If a triangle has 1 right angle then the triangle is a right triangle 40 Conditional Converse Contrapositive 15 Draw a counterexample to the following statement All isosceles triangles are acute triangles 16 A toddler s climbing ramp is designed with the profile of a right triangle The measure of one acute angle is who times the measure of the other acute angle Find the measure of each acute angle Find m2BDC M 28 58 b 84 c 56 d 112 the 5 sides lengths from shortest to longest on the es below 8 7 951 135 B 8 19 A Geometry student was using the following picture to find mzQ Identify the first step if any in which an error occurred R 2x 15 a Yes acute triangle b Yes obtuse triangle c Yes right triangle d No cannot e a triangle X 2 20 Determine if the following measures can be the sides of a triangle 6 14 13 If so classify the triangle by its angles Side 21 Find the value of x Then classify the triangle by its sides angles Angle TO113 22 Find the measure of the smallest angle H 4x 2x 9 W Step 1 Step 2 Step 3 Step 4 10x 3x 8 23 Determine the value of x x x 200 Student Work x 2 2x 15 180 5x 30 180 C mZQ 2 30 15 75 x 150 x 30 3x 28 B 5x 52 2x 10