diff --git a/package.json b/package.json
index 52baf27..8e1cb61 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
               ]
           },
           {
-              "characterRegex": "[type:θ=EquilarIsocSn¯¹0123456789]",
+              "characterRegex": "[ntype:θ=acuobsrigh¯¹0123456789]",
               "file": "mansalva_regular.ttf",
               "name": "FONT_MANSALVA_REGULAR_22",
               "type": "font"
diff --git a/src/c/main.c b/src/c/main.c
index 0992663..e28a431 100644
--- a/src/c/main.c
+++ b/src/c/main.c
@@ -77,7 +77,7 @@ static const char *s_cos;
 static const char *s_tan;
 
 // alarm drop menu options
-static const char *s_options_type[3] = {"equilateral", "isosceles", "scalene"};
+static const char *s_options_type[3] = {"acute", "obtuse", "right"};
 static const char *s_options_function[3];
 static char *s_options_over[3];
 static char *s_options_under[3];
diff --git a/src/c/triangles.c b/src/c/triangles.c
index 2bb5d05..5246404 100644
--- a/src/c/triangles.c
+++ b/src/c/triangles.c
@@ -60,8 +60,8 @@ TriangleLayer *triangle_layer_create(GRect frame, GColor color) {
 	// determine angles
 	uint8_t r1, r2;
 	do {
-		r1 = 10 + (rand() % 151);               // 10–160 (angle_A ≥ 10)
-		r2 = (r1 + 10) + (rand() % (161 - r1)); // r1+10 … 170 (angles B,C ≥ 10)
+		r1 = 5 + (rand() % 166);               // 5–170 (angle_A ≥ 5)
+		r2 = (r1 + 5) + (rand() % (171 - r1)); // r1+5 … 175 (angles B,C ≥ 5)
 	} while (r1 == 60 && r2 == 120); // ensure never equilateral
 
 	tri->angle_A = r1;